Home / 20,314,169.49-30,464,168.35-8,948,417.97

Finding the Fourth Proportional to 20,314,169.49, 30,464,168.35 and 8,948,417.97

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Solution

The fourth proportional to 20,314,169.49, 30,464,168.35 and 8,948,417.97 is: 13,419,505.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,314,169.49 : 30,464,168.35 = 8,948,417.97 : x
  2. Step 2: Convert to fraction form
    20,314,169.49/30,464,168.35 = 8,948,417.97/x
  3. Step 3: Cross multiply
    20,314,169.49x = 30,464,168.35 × 8,948,417.97
  4. Step 4: Simplify right side
    20,314,169.49x = 272,606,111,504,245.28
  5. Step 5: Solve for x
    x = 272,606,111,504,245.28/20,314,169.49
  6. Step 6: Final answer
    x = 13,419,505.61

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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.