Sam and Eric had some money each. 4/9 of the amount of money Sam had was equal to 3/5 of the amount of money Eric had. What is the ratio of the amount of money Sam had to the amount of money Eric had?

4/9 sam = 3/5 eric

sam/eric = (3/5) / (4/9) = 3/5 * 9/4 = 27/20