Home / 22,471,755.30-31,002,198.38-13,050,942.51

Finding the Fourth Proportional to 22,471,755.30, 31,002,198.38 and 13,050,942.51

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Solution

The fourth proportional to 22,471,755.30, 31,002,198.38 and 13,050,942.51 is: 18,005,175.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,471,755.30 : 31,002,198.38 = 13,050,942.51 : x
  2. Step 2: Convert to fraction form
    22,471,755.30/31,002,198.38 = 13,050,942.51/x
  3. Step 3: Cross multiply
    22,471,755.30x = 31,002,198.38 × 13,050,942.51
  4. Step 4: Simplify right side
    22,471,755.30x = 404,607,908,740,995.12
  5. Step 5: Solve for x
    x = 404,607,908,740,995.12/22,471,755.30
  6. Step 6: Final answer
    x = 18,005,175.98

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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.