Finding the Fourth Proportional to 57,753,516.26, 86,625,944.12 and 16,813,269.92
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Solution
The fourth proportional to 57,753,516.26, 86,625,944.12 and 16,813,269.92 is: 25,218,644.25
Step by Step Solution
- Step 1: Write the proportion equation
57,753,516.26 : 86,625,944.12 = 16,813,269.92 : x - Step 2: Convert to fraction form
57,753,516.26/86,625,944.12 = 16,813,269.92/x - Step 3: Cross multiply
57,753,516.26x = 86,625,944.12 × 16,813,269.92 - Step 4: Simplify right side
57,753,516.26x = 1,456,465,380,564,397 - Step 5: Solve for x
x = 1,456,465,380,564,397/57,753,516.26 - Step 6: Final answer
x = 25,218,644.25
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.