Home / 15,906,627.36-21,951,291.33-9,031,255.56

Finding the Fourth Proportional to 15,906,627.36, 21,951,291.33 and 9,031,255.56

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Solution

The fourth proportional to 15,906,627.36, 21,951,291.33 and 9,031,255.56 is: 12,463,215.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,906,627.36 : 21,951,291.33 = 9,031,255.56 : x
  2. Step 2: Convert to fraction form
    15,906,627.36/21,951,291.33 = 9,031,255.56/x
  3. Step 3: Cross multiply
    15,906,627.36x = 21,951,291.33 × 9,031,255.56
  4. Step 4: Simplify right side
    15,906,627.36x = 198,247,721,873,242.28
  5. Step 5: Solve for x
    x = 198,247,721,873,242.28/15,906,627.36
  6. Step 6: Final answer
    x = 12,463,215.32

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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.