Home / 9,129,772.96-12,598,932.72-5,055,304.48

Finding the Fourth Proportional to 9,129,772.96, 12,598,932.72 and 5,055,304.48

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Solution

The fourth proportional to 9,129,772.96, 12,598,932.72 and 5,055,304.48 is: 6,976,234.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,129,772.96 : 12,598,932.72 = 5,055,304.48 : x
  2. Step 2: Convert to fraction form
    9,129,772.96/12,598,932.72 = 5,055,304.48/x
  3. Step 3: Cross multiply
    9,129,772.96x = 12,598,932.72 × 5,055,304.48
  4. Step 4: Simplify right side
    9,129,772.96x = 63,691,441,022,634.59
  5. Step 5: Solve for x
    x = 63,691,441,022,634.59/9,129,772.96
  6. Step 6: Final answer
    x = 6,976,234.93

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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.