Home / 39,930,874.30-55,107,126.60-22,520,867.14

Finding the Fourth Proportional to 39,930,874.30, 55,107,126.60 and 22,520,867.14

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Solution

The fourth proportional to 39,930,874.30, 55,107,126.60 and 22,520,867.14 is: 31,080,217.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,930,874.30 : 55,107,126.60 = 22,520,867.14 : x
  2. Step 2: Convert to fraction form
    39,930,874.30/55,107,126.60 = 22,520,867.14/x
  3. Step 3: Cross multiply
    39,930,874.30x = 55,107,126.60 × 22,520,867.14
  4. Step 4: Simplify right side
    39,930,874.30x = 1,241,060,276,625,760
  5. Step 5: Solve for x
    x = 1,241,060,276,625,760/39,930,874.30
  6. Step 6: Final answer
    x = 31,080,217.96

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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.