Home / 15,116,305.76-22,687,560.96-7,932,914.72

Finding the Fourth Proportional to 15,116,305.76, 22,687,560.96 and 7,932,914.72

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Solution

The fourth proportional to 15,116,305.76, 22,687,560.96 and 7,932,914.72 is: 11,906,248.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,116,305.76 : 22,687,560.96 = 7,932,914.72 : x
  2. Step 2: Convert to fraction form
    15,116,305.76/22,687,560.96 = 7,932,914.72/x
  3. Step 3: Cross multiply
    15,116,305.76x = 22,687,560.96 × 7,932,914.72
  4. Step 4: Simplify right side
    15,116,305.76x = 179,978,486,300,481.34
  5. Step 5: Solve for x
    x = 179,978,486,300,481.34/15,116,305.76
  6. Step 6: Final answer
    x = 11,906,248.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.