Home / 8,148,942.90-12,223,414.35-2,469,449.70

Finding the Fourth Proportional to 8,148,942.90, 12,223,414.35 and 2,469,449.70

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Solution

The fourth proportional to 8,148,942.90, 12,223,414.35 and 2,469,449.70 is: 3,704,174.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148,942.90 : 12,223,414.35 = 2,469,449.70 : x
  2. Step 2: Convert to fraction form
    8,148,942.90/12,223,414.35 = 2,469,449.70/x
  3. Step 3: Cross multiply
    8,148,942.90x = 12,223,414.35 × 2,469,449.70
  4. Step 4: Simplify right side
    8,148,942.90x = 30,185,106,899,583.20
  5. Step 5: Solve for x
    x = 30,185,106,899,583.20/8,148,942.90
  6. Step 6: Final answer
    x = 3,704,174.55

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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.