Home / 12,376,685.97-18,565,003.44-6,982,887.87

Finding the Fourth Proportional to 12,376,685.97, 18,565,003.44 and 6,982,887.87

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Solution

The fourth proportional to 12,376,685.97, 18,565,003.44 and 6,982,887.87 is: 10,474,317.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,376,685.97 : 18,565,003.44 = 6,982,887.87 : x
  2. Step 2: Convert to fraction form
    12,376,685.97/18,565,003.44 = 6,982,887.87/x
  3. Step 3: Cross multiply
    12,376,685.97x = 18,565,003.44 × 6,982,887.87
  4. Step 4: Simplify right side
    12,376,685.97x = 129,637,337,327,684.28
  5. Step 5: Solve for x
    x = 129,637,337,327,684.28/12,376,685.97
  6. Step 6: Final answer
    x = 10,474,317.41

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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.