Finding the Fourth Proportional to 38,593,474.92, 57,891,491.10 and 19,413,780.84
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Solution
The fourth proportional to 38,593,474.92, 57,891,491.10 and 19,413,780.84 is: 29,121,314.50
Step by Step Solution
- Step 1: Write the proportion equation
38,593,474.92 : 57,891,491.10 = 19,413,780.84 : x - Step 2: Convert to fraction form
38,593,474.92/57,891,491.10 = 19,413,780.84/x - Step 3: Cross multiply
38,593,474.92x = 57,891,491.10 × 19,413,780.84 - Step 4: Simplify right side
38,593,474.92x = 1,123,892,720,716,210.50 - Step 5: Solve for x
x = 1,123,892,720,716,210.50/38,593,474.92 - Step 6: Final answer
x = 29,121,314.50
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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.