. The first-year interest rate is 9%, the second-year (one-year interest rate) is 14%, the third-year is 5%, and the fourth-year is 5%. What is the four-year total holding interest rate? What is the four-year total holding interest rate if you reversed the sequence of rates (highest in year 1, lowest in year 4)? A: The four-year interest rate, either way, is 0.37, or around 37%.