Home / 40,954,251.91-61,431,607.52-13,660,469.75

Finding the Fourth Proportional to 40,954,251.91, 61,431,607.52 and 13,660,469.75

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Solution

The fourth proportional to 40,954,251.91, 61,431,607.52 and 13,660,469.75 is: 20,490,781.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,954,251.91 : 61,431,607.52 = 13,660,469.75 : x
  2. Step 2: Convert to fraction form
    40,954,251.91/61,431,607.52 = 13,660,469.75/x
  3. Step 3: Cross multiply
    40,954,251.91x = 61,431,607.52 × 13,660,469.75
  4. Step 4: Simplify right side
    40,954,251.91x = 839,184,615,906,217.38
  5. Step 5: Solve for x
    x = 839,184,615,906,217.38/40,954,251.91
  6. Step 6: Final answer
    x = 20,490,781.22

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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.