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Finding the Fourth Proportional to 8,297,773.40, 12,446,660.10 and 8,244,629.30

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Solution

The fourth proportional to 8,297,773.40, 12,446,660.10 and 8,244,629.30 is: 12,366,943.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,297,773.40 : 12,446,660.10 = 8,244,629.30 : x
  2. Step 2: Convert to fraction form
    8,297,773.40/12,446,660.10 = 8,244,629.30/x
  3. Step 3: Cross multiply
    8,297,773.40x = 12,446,660.10 × 8,244,629.30
  4. Step 4: Simplify right side
    8,297,773.40x = 102,618,098,547,600.92
  5. Step 5: Solve for x
    x = 102,618,098,547,600.92/8,297,773.40
  6. Step 6: Final answer
    x = 12,366,943.95

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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.