Home / 21,142,226.97-29,175,493.55-11,484,227.61

Finding the Fourth Proportional to 21,142,226.97, 29,175,493.55 and 11,484,227.61

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Solution

The fourth proportional to 21,142,226.97, 29,175,493.55 and 11,484,227.61 is: 15,847,810.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,142,226.97 : 29,175,493.55 = 11,484,227.61 : x
  2. Step 2: Convert to fraction form
    21,142,226.97/29,175,493.55 = 11,484,227.61/x
  3. Step 3: Cross multiply
    21,142,226.97x = 29,175,493.55 × 11,484,227.61
  4. Step 4: Simplify right side
    21,142,226.97x = 335,058,008,504,865.75
  5. Step 5: Solve for x
    x = 335,058,008,504,865.75/21,142,226.97
  6. Step 6: Final answer
    x = 15,847,810.59

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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.