Finding the Fourth Proportional to 7,553,355.92, 10,423,632.67 and 4,115,596.97
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Solution
The fourth proportional to 7,553,355.92, 10,423,632.67 and 4,115,596.97 is: 5,679,524.63
Step by Step Solution
- Step 1: Write the proportion equation
7,553,355.92 : 10,423,632.67 = 4,115,596.97 : x - Step 2: Convert to fraction form
7,553,355.92/10,423,632.67 = 4,115,596.97/x - Step 3: Cross multiply
7,553,355.92x = 10,423,632.67 × 4,115,596.97 - Step 4: Simplify right side
7,553,355.92x = 42,899,470,970,637.85 - Step 5: Solve for x
x = 42,899,470,970,637.85/7,553,355.92 - Step 6: Final answer
x = 5,679,524.63
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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.