Home / 22,410,817.97-30,926,112.19-12,487,187.66

Finding the Fourth Proportional to 22,410,817.97, 30,926,112.19 and 12,487,187.66

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Solution

The fourth proportional to 22,410,817.97, 30,926,112.19 and 12,487,187.66 is: 17,231,863.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,410,817.97 : 30,926,112.19 = 12,487,187.66 : x
  2. Step 2: Convert to fraction form
    22,410,817.97/30,926,112.19 = 12,487,187.66/x
  3. Step 3: Cross multiply
    22,410,817.97x = 30,926,112.19 × 12,487,187.66
  4. Step 4: Simplify right side
    22,410,817.97x = 386,180,166,324,895
  5. Step 5: Solve for x
    x = 386,180,166,324,895/22,410,817.97
  6. Step 6: Final answer
    x = 17,231,863.96

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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.