Finding the Fourth Proportional to 56,155,929.15, 84,178,092.42 and 39,080,729.82
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Solution
The fourth proportional to 56,155,929.15, 84,178,092.42 and 39,080,729.82 is: 58,582,260.79
Step by Step Solution
- Step 1: Write the proportion equation
56,155,929.15 : 84,178,092.42 = 39,080,729.82 : x - Step 2: Convert to fraction form
56,155,929.15/84,178,092.42 = 39,080,729.82/x - Step 3: Cross multiply
56,155,929.15x = 84,178,092.42 × 39,080,729.82 - Step 4: Simplify right side
56,155,929.15x = 3,289,741,286,629,010 - Step 5: Solve for x
x = 3,289,741,286,629,010/56,155,929.15 - Step 6: Final answer
x = 58,582,260.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.