Finding the Fourth Proportional to 56,386,253.34, 84,579,452.46 and 15,446,052.54
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Solution
The fourth proportional to 56,386,253.34, 84,579,452.46 and 15,446,052.54 is: 23,169,098.66
Step by Step Solution
- Step 1: Write the proportion equation
56,386,253.34 : 84,579,452.46 = 15,446,052.54 : x - Step 2: Convert to fraction form
56,386,253.34/84,579,452.46 = 15,446,052.54/x - Step 3: Cross multiply
56,386,253.34x = 84,579,452.46 × 15,446,052.54 - Step 4: Simplify right side
56,386,253.34x = 1,306,418,666,501,592 - Step 5: Solve for x
x = 1,306,418,666,501,592/56,386,253.34 - Step 6: Final answer
x = 23,169,098.66
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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.