Finding the Fourth Proportional to 24,481,397.79, 36,720,767.78 and 7,440,742.13
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Solution
The fourth proportional to 24,481,397.79, 36,720,767.78 and 7,440,742.13 is: 11,160,709.29
Step by Step Solution
- Step 1: Write the proportion equation
24,481,397.79 : 36,720,767.78 = 7,440,742.13 : x - Step 2: Convert to fraction form
24,481,397.79/36,720,767.78 = 7,440,742.13/x - Step 3: Cross multiply
24,481,397.79x = 36,720,767.78 × 7,440,742.13 - Step 4: Simplify right side
24,481,397.79x = 273,229,763,645,785 - Step 5: Solve for x
x = 273,229,763,645,785/24,481,397.79 - Step 6: Final answer
x = 11,160,709.29
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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.