Finding the Fourth Proportional to 7,412,912.10, 11,126,540.84 and 3,577,434.53
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Solution
The fourth proportional to 7,412,912.10, 11,126,540.84 and 3,577,434.53 is: 5,369,613.31
Step by Step Solution
- Step 1: Write the proportion equation
7,412,912.10 : 11,126,540.84 = 3,577,434.53 : x - Step 2: Convert to fraction form
7,412,912.10/11,126,540.84 = 3,577,434.53/x - Step 3: Cross multiply
7,412,912.10x = 11,126,540.84 × 3,577,434.53 - Step 4: Simplify right side
7,412,912.10x = 39,804,471,435,924.71 - Step 5: Solve for x
x = 39,804,471,435,924.71/7,412,912.10 - Step 6: Final answer
x = 5,369,613.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.