Home / 11,361,679.38-15,679,504.45-6,719,443.83

Finding the Fourth Proportional to 11,361,679.38, 15,679,504.45 and 6,719,443.83

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Solution

The fourth proportional to 11,361,679.38, 15,679,504.45 and 6,719,443.83 is: 9,273,061.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,361,679.38 : 15,679,504.45 = 6,719,443.83 : x
  2. Step 2: Convert to fraction form
    11,361,679.38/15,679,504.45 = 6,719,443.83/x
  3. Step 3: Cross multiply
    11,361,679.38x = 15,679,504.45 × 6,719,443.83
  4. Step 4: Simplify right side
    11,361,679.38x = 105,357,549,434,010.05
  5. Step 5: Solve for x
    x = 105,357,549,434,010.05/11,361,679.38
  6. Step 6: Final answer
    x = 9,273,061.31

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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.