Home / 17,982,921.72-24,799,868.10-11,785,712.16

Finding the Fourth Proportional to 17,982,921.72, 24,799,868.10 and 11,785,712.16

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Solution

The fourth proportional to 17,982,921.72, 24,799,868.10 and 11,785,712.16 is: 16,253,427.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,982,921.72 : 24,799,868.10 = 11,785,712.16 : x
  2. Step 2: Convert to fraction form
    17,982,921.72/24,799,868.10 = 11,785,712.16/x
  3. Step 3: Cross multiply
    17,982,921.72x = 24,799,868.10 × 11,785,712.16
  4. Step 4: Simplify right side
    17,982,921.72x = 292,284,107,032,566.12
  5. Step 5: Solve for x
    x = 292,284,107,032,566.12/17,982,921.72
  6. Step 6: Final answer
    x = 16,253,427.09

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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.