Home / 55,964,737.11-77,196,013.50-38,530,815.12

Finding the Fourth Proportional to 55,964,737.11, 77,196,013.50 and 38,530,815.12

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Solution

The fourth proportional to 55,964,737.11, 77,196,013.50 and 38,530,815.12 is: 53,148,205.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,964,737.11 : 77,196,013.50 = 38,530,815.12 : x
  2. Step 2: Convert to fraction form
    55,964,737.11/77,196,013.50 = 38,530,815.12/x
  3. Step 3: Cross multiply
    55,964,737.11x = 77,196,013.50 × 38,530,815.12
  4. Step 4: Simplify right side
    55,964,737.11x = 2,974,425,324,169,524
  5. Step 5: Solve for x
    x = 2,974,425,324,169,524/55,964,737.11
  6. Step 6: Final answer
    x = 53,148,205.06

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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.