Home / 11,378,737.20-17,068,123.10-4,647,151.20

Finding the Fourth Proportional to 11,378,737.20, 17,068,123.10 and 4,647,151.20

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Solution

The fourth proportional to 11,378,737.20, 17,068,123.10 and 4,647,151.20 is: 6,970,733.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,378,737.20 : 17,068,123.10 = 4,647,151.20 : x
  2. Step 2: Convert to fraction form
    11,378,737.20/17,068,123.10 = 4,647,151.20/x
  3. Step 3: Cross multiply
    11,378,737.20x = 17,068,123.10 × 4,647,151.20
  4. Step 4: Simplify right side
    11,378,737.20x = 79,318,148,745,912.73
  5. Step 5: Solve for x
    x = 79,318,148,745,912.73/11,378,737.20
  6. Step 6: Final answer
    x = 6,970,733.87

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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.