Finding the Fourth Proportional to 56,369,026.71, 84,532,800.65 and 19,471,526.78
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Solution
The fourth proportional to 56,369,026.71, 84,532,800.65 and 19,471,526.78 is: 29,200,126.15
Step by Step Solution
- Step 1: Write the proportion equation
56,369,026.71 : 84,532,800.65 = 19,471,526.78 : x - Step 2: Convert to fraction form
56,369,026.71/84,532,800.65 = 19,471,526.78/x - Step 3: Cross multiply
56,369,026.71x = 84,532,800.65 × 19,471,526.78 - Step 4: Simplify right side
56,369,026.71x = 1,645,982,691,124,854.50 - Step 5: Solve for x
x = 1,645,982,691,124,854.50/56,369,026.71 - Step 6: Final answer
x = 29,200,126.15
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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.