Home / 69,543,771.72-95,970,593.82-38,183,851.92

Finding the Fourth Proportional to 69,543,771.72, 95,970,593.82 and 38,183,851.92

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Solution

The fourth proportional to 69,543,771.72, 95,970,593.82 and 38,183,851.92 is: 52,693,819.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,543,771.72 : 95,970,593.82 = 38,183,851.92 : x
  2. Step 2: Convert to fraction form
    69,543,771.72/95,970,593.82 = 38,183,851.92/x
  3. Step 3: Cross multiply
    69,543,771.72x = 95,970,593.82 × 38,183,851.92
  4. Step 4: Simplify right side
    69,543,771.72x = 3,664,526,942,898,833.50
  5. Step 5: Solve for x
    x = 3,664,526,942,898,833.50/69,543,771.72
  6. Step 6: Final answer
    x = 52,693,819.33

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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.