Home / 36,587,983.75-50,491,489.75-20,068,242.78

Finding the Fourth Proportional to 36,587,983.75, 50,491,489.75 and 20,068,242.78

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Solution

The fourth proportional to 36,587,983.75, 50,491,489.75 and 20,068,242.78 is: 27,694,214.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,587,983.75 : 50,491,489.75 = 20,068,242.78 : x
  2. Step 2: Convert to fraction form
    36,587,983.75/50,491,489.75 = 20,068,242.78/x
  3. Step 3: Cross multiply
    36,587,983.75x = 50,491,489.75 × 20,068,242.78
  4. Step 4: Simplify right side
    36,587,983.75x = 1,013,275,474,822,486
  5. Step 5: Solve for x
    x = 1,013,275,474,822,486/36,587,983.75
  6. Step 6: Final answer
    x = 27,694,214.63

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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.