Home / 51,203,755.58-76,792,849.56-20,085,737.72

Finding the Fourth Proportional to 51,203,755.58, 76,792,849.56 and 20,085,737.72

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Solution

The fourth proportional to 51,203,755.58, 76,792,849.56 and 20,085,737.72 is: 30,123,591.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,203,755.58 : 76,792,849.56 = 20,085,737.72 : x
  2. Step 2: Convert to fraction form
    51,203,755.58/76,792,849.56 = 20,085,737.72/x
  3. Step 3: Cross multiply
    51,203,755.58x = 76,792,849.56 × 20,085,737.72
  4. Step 4: Simplify right side
    51,203,755.58x = 1,542,441,034,649,613.25
  5. Step 5: Solve for x
    x = 1,542,441,034,649,613.25/51,203,755.58
  6. Step 6: Final answer
    x = 30,123,591.86

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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.