Home / 55,690,183.53-76,846,220.29-30,911,414.75

Finding the Fourth Proportional to 55,690,183.53, 76,846,220.29 and 30,911,414.75

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Solution

The fourth proportional to 55,690,183.53, 76,846,220.29 and 30,911,414.75 is: 42,654,292.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,690,183.53 : 76,846,220.29 = 30,911,414.75 : x
  2. Step 2: Convert to fraction form
    55,690,183.53/76,846,220.29 = 30,911,414.75/x
  3. Step 3: Cross multiply
    55,690,183.53x = 76,846,220.29 × 30,911,414.75
  4. Step 4: Simplify right side
    55,690,183.53x = 2,375,425,387,815,819.50
  5. Step 5: Solve for x
    x = 2,375,425,387,815,819.50/55,690,183.53
  6. Step 6: Final answer
    x = 42,654,292.68

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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.