Home / 9,129,795.52-12,598,963.84-5,055,327.04

Finding the Fourth Proportional to 9,129,795.52, 12,598,963.84 and 5,055,327.04

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Solution

The fourth proportional to 9,129,795.52, 12,598,963.84 and 5,055,327.04 is: 6,976,266.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,129,795.52 : 12,598,963.84 = 5,055,327.04 : x
  2. Step 2: Convert to fraction form
    9,129,795.52/12,598,963.84 = 5,055,327.04/x
  3. Step 3: Cross multiply
    9,129,795.52x = 12,598,963.84 × 5,055,327.04
  4. Step 4: Simplify right side
    9,129,795.52x = 63,691,882,576,334.23
  5. Step 5: Solve for x
    x = 63,691,882,576,334.23/9,129,795.52
  6. Step 6: Final answer
    x = 6,976,266.06

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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.