Finding the Fourth Proportional to 5,417,508.07, 7,475,962.74 and 2,970,065.41
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Solution
The fourth proportional to 5,417,508.07, 7,475,962.74 and 2,970,065.41 is: 4,098,581.49
Step by Step Solution
- Step 1: Write the proportion equation
5,417,508.07 : 7,475,962.74 = 2,970,065.41 : x - Step 2: Convert to fraction form
5,417,508.07/7,475,962.74 = 2,970,065.41/x - Step 3: Cross multiply
5,417,508.07x = 7,475,962.74 × 2,970,065.41 - Step 4: Simplify right side
5,417,508.07x = 22,204,098,310,695.17 - Step 5: Solve for x
x = 22,204,098,310,695.17/5,417,508.07 - Step 6: Final answer
x = 4,098,581.49
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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.