Home / 54,578,082.10-81,867,123.15-50,113,977.70

Finding the Fourth Proportional to 54,578,082.10, 81,867,123.15 and 50,113,977.70

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Solution

The fourth proportional to 54,578,082.10, 81,867,123.15 and 50,113,977.70 is: 75,170,966.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,578,082.10 : 81,867,123.15 = 50,113,977.70 : x
  2. Step 2: Convert to fraction form
    54,578,082.10/81,867,123.15 = 50,113,977.70/x
  3. Step 3: Cross multiply
    54,578,082.10x = 81,867,123.15 × 50,113,977.70
  4. Step 4: Simplify right side
    54,578,082.10x = 4,102,687,183,902,254.50
  5. Step 5: Solve for x
    x = 4,102,687,183,902,254.50/54,578,082.10
  6. Step 6: Final answer
    x = 75,170,966.55

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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.