Home / 12,766,213.92-17,617,355.10-6,964,996.17

Finding the Fourth Proportional to 12,766,213.92, 17,617,355.10 and 6,964,996.17

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Solution

The fourth proportional to 12,766,213.92, 17,617,355.10 and 6,964,996.17 is: 9,611,683.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,766,213.92 : 17,617,355.10 = 6,964,996.17 : x
  2. Step 2: Convert to fraction form
    12,766,213.92/17,617,355.10 = 6,964,996.17/x
  3. Step 3: Cross multiply
    12,766,213.92x = 17,617,355.10 × 6,964,996.17
  4. Step 4: Simplify right side
    12,766,213.92x = 122,704,810,797,029.97
  5. Step 5: Solve for x
    x = 122,704,810,797,029.97/12,766,213.92
  6. Step 6: Final answer
    x = 9,611,683.74

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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.