Home / 18,622,936.72-25,699,405.17-10,474,174.72

Finding the Fourth Proportional to 18,622,936.72, 25,699,405.17 and 10,474,174.72

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Solution

The fourth proportional to 18,622,936.72, 25,699,405.17 and 10,474,174.72 is: 14,454,221.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,622,936.72 : 25,699,405.17 = 10,474,174.72 : x
  2. Step 2: Convert to fraction form
    18,622,936.72/25,699,405.17 = 10,474,174.72/x
  3. Step 3: Cross multiply
    18,622,936.72x = 25,699,405.17 × 10,474,174.72
  4. Step 4: Simplify right side
    18,622,936.72x = 269,180,059,950,651.34
  5. Step 5: Solve for x
    x = 269,180,059,950,651.34/18,622,936.72
  6. Step 6: Final answer
    x = 14,454,221.91

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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.