Research Paper (undergraduate) from the year 2015 in the subject Business economics - Investment and Finance, grade: A, course: Business Research, language: English, abstract: In the banking industry adequate amount capital is a prerequisite to ensure financial solvency, sustainability and smooth flow of business operations. The amount of adequate capital of a bank relies on the regulations, size of the bank and economic conditions. In Bangladesh private commercial banks are playing a vital role and their contribution towards the economy is acknowledged. The challenge is to maintain their solvency through adequate capital as well as generate optimal profit. The performance needs to be maximized sustainability where solvency and maximizing shareholders' wealth both of them will be equally considers as integrated prime objects. With an intention to reasonably and statistically investigate, this paper explores whether in Bangladesh private commercial banking industry capital adequacy has any momentous impact on the profitability. This paper also exhibits the significance level of their relationship by considering latest 7 years data with the time series of 2008-2014 for 13 private commercial banks through establishing OLS regression models. The findings of this research show that capital adequacy is significantly related with profitability of private commercial banks of Bangladesh.