Home / 65,493,120.33-90,378,922.20-36,123,822

Finding the Fourth Proportional to 65,493,120.33, 90,378,922.20 and 36,123,822

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Solution

The fourth proportional to 65,493,120.33, 90,378,922.20 and 36,123,822 is: 49,850,000.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,493,120.33 : 90,378,922.20 = 36,123,822 : x
  2. Step 2: Convert to fraction form
    65,493,120.33/90,378,922.20 = 36,123,822/x
  3. Step 3: Cross multiply
    65,493,120.33x = 90,378,922.20 × 36,123,822
  4. Step 4: Simplify right side
    65,493,120.33x = 3,264,832,098,104,648.50
  5. Step 5: Solve for x
    x = 3,264,832,098,104,648.50/65,493,120.33
  6. Step 6: Final answer
    x = 49,850,000.76

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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.