Finding the Fourth Proportional to 27,304,982.19, 37,680,874.02 and 14,746,035.78
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Solution
The fourth proportional to 27,304,982.19, 37,680,874.02 and 14,746,035.78 is: 20,349,528.62
Step by Step Solution
- Step 1: Write the proportion equation
27,304,982.19 : 37,680,874.02 = 14,746,035.78 : x - Step 2: Convert to fraction form
27,304,982.19/37,680,874.02 = 14,746,035.78/x - Step 3: Cross multiply
27,304,982.19x = 37,680,874.02 × 14,746,035.78 - Step 4: Simplify right side
27,304,982.19x = 555,643,516,520,592.44 - Step 5: Solve for x
x = 555,643,516,520,592.44/27,304,982.19 - Step 6: Final answer
x = 20,349,528.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.