Home / 51,555,540.79-71,129,235.33-29,226,132.73

Finding the Fourth Proportional to 51,555,540.79, 71,129,235.33 and 29,226,132.73

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Solution

The fourth proportional to 51,555,540.79, 71,129,235.33 and 29,226,132.73 is: 40,322,193.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,555,540.79 : 71,129,235.33 = 29,226,132.73 : x
  2. Step 2: Convert to fraction form
    51,555,540.79/71,129,235.33 = 29,226,132.73/x
  3. Step 3: Cross multiply
    51,555,540.79x = 71,129,235.33 × 29,226,132.73
  4. Step 4: Simplify right side
    51,555,540.79x = 2,078,832,472,974,186.25
  5. Step 5: Solve for x
    x = 2,078,832,472,974,186.25/51,555,540.79
  6. Step 6: Final answer
    x = 40,322,193.14

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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.