Home / 42,503,489.88-63,755,592-11,800,463.34

Finding the Fourth Proportional to 42,503,489.88, 63,755,592 and 11,800,463.34

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Solution

The fourth proportional to 42,503,489.88, 63,755,592 and 11,800,463.34 is: 17,700,794.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,503,489.88 : 63,755,592 = 11,800,463.34 : x
  2. Step 2: Convert to fraction form
    42,503,489.88/63,755,592 = 11,800,463.34/x
  3. Step 3: Cross multiply
    42,503,489.88x = 63,755,592 × 11,800,463.34
  4. Step 4: Simplify right side
    42,503,489.88x = 752,345,526,115,997.25
  5. Step 5: Solve for x
    x = 752,345,526,115,997.25/42,503,489.88
  6. Step 6: Final answer
    x = 17,700,794.18

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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.