Home / 22,471,749.66-31,002,190.63-13,050,936.88

Finding the Fourth Proportional to 22,471,749.66, 31,002,190.63 and 13,050,936.88

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Solution

The fourth proportional to 22,471,749.66, 31,002,190.63 and 13,050,936.88 is: 18,005,168.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,471,749.66 : 31,002,190.63 = 13,050,936.88 : x
  2. Step 2: Convert to fraction form
    22,471,749.66/31,002,190.63 = 13,050,936.88/x
  3. Step 3: Cross multiply
    22,471,749.66x = 31,002,190.63 × 13,050,936.88
  4. Step 4: Simplify right side
    22,471,749.66x = 404,607,633,053,857.44
  5. Step 5: Solve for x
    x = 404,607,633,053,857.44/22,471,749.66
  6. Step 6: Final answer
    x = 18,005,168.23

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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.