Home / 21,498,398-29,667,789.24-11,840,606

Finding the Fourth Proportional to 21,498,398, 29,667,789.24 and 11,840,606

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Solution

The fourth proportional to 21,498,398, 29,667,789.24 and 11,840,606 is: 16,340,036.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,498,398 : 29,667,789.24 = 11,840,606 : x
  2. Step 2: Convert to fraction form
    21,498,398/29,667,789.24 = 11,840,606/x
  3. Step 3: Cross multiply
    21,498,398x = 29,667,789.24 × 11,840,606
  4. Step 4: Simplify right side
    21,498,398x = 351,284,603,281,879.44
  5. Step 5: Solve for x
    x = 351,284,603,281,879.44/21,498,398
  6. Step 6: Final answer
    x = 16,340,036.28

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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.