Home / 11,361,679.97-15,679,505.26-6,719,444.42

Finding the Fourth Proportional to 11,361,679.97, 15,679,505.26 and 6,719,444.42

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Solution

The fourth proportional to 11,361,679.97, 15,679,505.26 and 6,719,444.42 is: 9,273,062.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,361,679.97 : 15,679,505.26 = 6,719,444.42 : x
  2. Step 2: Convert to fraction form
    11,361,679.97/15,679,505.26 = 6,719,444.42/x
  3. Step 3: Cross multiply
    11,361,679.97x = 15,679,505.26 × 6,719,444.42
  4. Step 4: Simplify right side
    11,361,679.97x = 105,357,564,032,471.52
  5. Step 5: Solve for x
    x = 105,357,564,032,471.52/11,361,679.97
  6. Step 6: Final answer
    x = 9,273,062.11

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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.