Home / 18,016,781.40-27,025,172.10-17,848,819.80

Finding the Fourth Proportional to 18,016,781.40, 27,025,172.10 and 17,848,819.80

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Solution

The fourth proportional to 18,016,781.40, 27,025,172.10 and 17,848,819.80 is: 26,773,229.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,016,781.40 : 27,025,172.10 = 17,848,819.80 : x
  2. Step 2: Convert to fraction form
    18,016,781.40/27,025,172.10 = 17,848,819.80/x
  3. Step 3: Cross multiply
    18,016,781.40x = 27,025,172.10 × 17,848,819.80
  4. Step 4: Simplify right side
    18,016,781.40x = 482,367,426,876,887.62
  5. Step 5: Solve for x
    x = 482,367,426,876,887.62/18,016,781.40
  6. Step 6: Final answer
    x = 26,773,229.70

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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.