Home / 65,253,375.46-90,024,171.79-37,361,178.98

Finding the Fourth Proportional to 65,253,375.46, 90,024,171.79 and 37,361,178.98

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Solution

The fourth proportional to 65,253,375.46, 90,024,171.79 and 37,361,178.98 is: 51,543,834.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,253,375.46 : 90,024,171.79 = 37,361,178.98 : x
  2. Step 2: Convert to fraction form
    65,253,375.46/90,024,171.79 = 37,361,178.98/x
  3. Step 3: Cross multiply
    65,253,375.46x = 90,024,171.79 × 37,361,178.98
  4. Step 4: Simplify right side
    65,253,375.46x = 3,363,409,194,135,530
  5. Step 5: Solve for x
    x = 3,363,409,194,135,530/65,253,375.46
  6. Step 6: Final answer
    x = 51,543,834.64

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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.