Home / 49,967,998.20-74,951,997.30-38,616,593.40

Finding the Fourth Proportional to 49,967,998.20, 74,951,997.30 and 38,616,593.40

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Solution

The fourth proportional to 49,967,998.20, 74,951,997.30 and 38,616,593.40 is: 57,924,890.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,967,998.20 : 74,951,997.30 = 38,616,593.40 : x
  2. Step 2: Convert to fraction form
    49,967,998.20/74,951,997.30 = 38,616,593.40/x
  3. Step 3: Cross multiply
    49,967,998.20x = 74,951,997.30 × 38,616,593.40
  4. Step 4: Simplify right side
    49,967,998.20x = 2,894,390,804,251,997.50
  5. Step 5: Solve for x
    x = 2,894,390,804,251,997.50/49,967,998.20
  6. Step 6: Final answer
    x = 57,924,890.10

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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.