Finding the Fourth Proportional to 84,799,493.60, 127,172,274.64 and 27,278,375.52
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Solution
The fourth proportional to 84,799,493.60, 127,172,274.64 and 27,278,375.52 is: 40,908,888.91
Step by Step Solution
- Step 1: Write the proportion equation
84,799,493.60 : 127,172,274.64 = 27,278,375.52 : x - Step 2: Convert to fraction form
84,799,493.60/127,172,274.64 = 27,278,375.52/x - Step 3: Cross multiply
84,799,493.60x = 127,172,274.64 × 27,278,375.52 - Step 4: Simplify right side
84,799,493.60x = 3,469,053,063,362,493 - Step 5: Solve for x
x = 3,469,053,063,362,493/84,799,493.60 - Step 6: Final answer
x = 40,908,888.91
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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.