Finding the Fourth Proportional to 48,264,049.28, 66,541,872.52 and 31,260,075.84
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Solution
The fourth proportional to 48,264,049.28, 66,541,872.52 and 31,260,075.84 is: 43,098,414.09
Step by Step Solution
- Step 1: Write the proportion equation
48,264,049.28 : 66,541,872.52 = 31,260,075.84 : x - Step 2: Convert to fraction form
48,264,049.28/66,541,872.52 = 31,260,075.84/x - Step 3: Cross multiply
48,264,049.28x = 66,541,872.52 × 31,260,075.84 - Step 4: Simplify right side
48,264,049.28x = 2,080,103,981,510,812 - Step 5: Solve for x
x = 2,080,103,981,510,812/48,264,049.28 - Step 6: Final answer
x = 43,098,414.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.