Home / 31,416,727.06-43,359,031.38-17,665,592.50

Finding the Fourth Proportional to 31,416,727.06, 43,359,031.38 and 17,665,592.50

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Solution

The fourth proportional to 31,416,727.06, 43,359,031.38 and 17,665,592.50 is: 24,380,737.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,416,727.06 : 43,359,031.38 = 17,665,592.50 : x
  2. Step 2: Convert to fraction form
    31,416,727.06/43,359,031.38 = 17,665,592.50/x
  3. Step 3: Cross multiply
    31,416,727.06x = 43,359,031.38 × 17,665,592.50
  4. Step 4: Simplify right side
    31,416,727.06x = 765,962,979,553,792.75
  5. Step 5: Solve for x
    x = 765,962,979,553,792.75/31,416,727.06
  6. Step 6: Final answer
    x = 24,380,737.63

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1.5x scale

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.