Home / 18,498,003.80-27,747,005.70-18,179,139.20

Finding the Fourth Proportional to 18,498,003.80, 27,747,005.70 and 18,179,139.20

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Solution

The fourth proportional to 18,498,003.80, 27,747,005.70 and 18,179,139.20 is: 27,268,708.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,498,003.80 : 27,747,005.70 = 18,179,139.20 : x
  2. Step 2: Convert to fraction form
    18,498,003.80/27,747,005.70 = 18,179,139.20/x
  3. Step 3: Cross multiply
    18,498,003.80x = 27,747,005.70 × 18,179,139.20
  4. Step 4: Simplify right side
    18,498,003.80x = 504,416,679,003,493.38
  5. Step 5: Solve for x
    x = 504,416,679,003,493.38/18,498,003.80
  6. Step 6: Final answer
    x = 27,268,708.80

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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.