Home / 8,423,755.27-12,637,207.68-3,375,459.43

Finding the Fourth Proportional to 8,423,755.27, 12,637,207.68 and 3,375,459.43

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Solution

The fourth proportional to 8,423,755.27, 12,637,207.68 and 3,375,459.43 is: 5,063,820.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,423,755.27 : 12,637,207.68 = 3,375,459.43 : x
  2. Step 2: Convert to fraction form
    8,423,755.27/12,637,207.68 = 3,375,459.43/x
  3. Step 3: Cross multiply
    8,423,755.27x = 12,637,207.68 × 3,375,459.43
  4. Step 4: Simplify right side
    8,423,755.27x = 42,656,381,832,324.42
  5. Step 5: Solve for x
    x = 42,656,381,832,324.42/8,423,755.27
  6. Step 6: Final answer
    x = 5,063,820.17

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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.