Home / 18,125,141.44-25,012,799.22-9,865,184.08

Finding the Fourth Proportional to 18,125,141.44, 25,012,799.22 and 9,865,184.08

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Solution

The fourth proportional to 18,125,141.44, 25,012,799.22 and 9,865,184.08 is: 13,614,010.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,125,141.44 : 25,012,799.22 = 9,865,184.08 : x
  2. Step 2: Convert to fraction form
    18,125,141.44/25,012,799.22 = 9,865,184.08/x
  3. Step 3: Cross multiply
    18,125,141.44x = 25,012,799.22 × 9,865,184.08
  4. Step 4: Simplify right side
    18,125,141.44x = 246,755,868,661,380.41
  5. Step 5: Solve for x
    x = 246,755,868,661,380.41/18,125,141.44
  6. Step 6: Final answer
    x = 13,614,010.65

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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.