Home / 13,951,236.90-20,915,562.33-4,361,679.30

Finding the Fourth Proportional to 13,951,236.90, 20,915,562.33 and 4,361,679.30

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Solution

The fourth proportional to 13,951,236.90, 20,915,562.33 and 4,361,679.30 is: 6,538,988.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,951,236.90 : 20,915,562.33 = 4,361,679.30 : x
  2. Step 2: Convert to fraction form
    13,951,236.90/20,915,562.33 = 4,361,679.30/x
  3. Step 3: Cross multiply
    13,951,236.90x = 20,915,562.33 × 4,361,679.30
  4. Step 4: Simplify right side
    13,951,236.90x = 91,226,975,262,620.75
  5. Step 5: Solve for x
    x = 91,226,975,262,620.75/13,951,236.90
  6. Step 6: Final answer
    x = 6,538,988.33

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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.