Home / 21,332,327.04-29,438,552.16-11,542,937.76

Finding the Fourth Proportional to 21,332,327.04, 29,438,552.16 and 11,542,937.76

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Solution

The fourth proportional to 21,332,327.04, 29,438,552.16 and 11,542,937.76 is: 15,929,222.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,332,327.04 : 29,438,552.16 = 11,542,937.76 : x
  2. Step 2: Convert to fraction form
    21,332,327.04/29,438,552.16 = 11,542,937.76/x
  3. Step 3: Cross multiply
    21,332,327.04x = 29,438,552.16 × 11,542,937.76
  4. Step 4: Simplify right side
    21,332,327.04x = 339,807,375,327,393.56
  5. Step 5: Solve for x
    x = 339,807,375,327,393.56/21,332,327.04
  6. Step 6: Final answer
    x = 15,929,222.10

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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.