Finding the Fourth Proportional to 32,468,918.72, 44,785,527.84 and 20,881,140.80
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Solution
The fourth proportional to 32,468,918.72, 44,785,527.84 and 20,881,140.80 is: 28,802,095.96
Step by Step Solution
- Step 1: Write the proportion equation
32,468,918.72 : 44,785,527.84 = 20,881,140.80 : x - Step 2: Convert to fraction form
32,468,918.72/44,785,527.84 = 20,881,140.80/x - Step 3: Cross multiply
32,468,918.72x = 44,785,527.84 × 20,881,140.80 - Step 4: Simplify right side
32,468,918.72x = 935,172,912,629,360 - Step 5: Solve for x
x = 935,172,912,629,360/32,468,918.72 - Step 6: Final answer
x = 28,802,095.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.