Home / 13,659,906.48-18,850,677.68-7,548,334.96

Finding the Fourth Proportional to 13,659,906.48, 18,850,677.68 and 7,548,334.96

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Solution

The fourth proportional to 13,659,906.48, 18,850,677.68 and 7,548,334.96 is: 10,416,705.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,659,906.48 : 18,850,677.68 = 7,548,334.96 : x
  2. Step 2: Convert to fraction form
    13,659,906.48/18,850,677.68 = 7,548,334.96/x
  3. Step 3: Cross multiply
    13,659,906.48x = 18,850,677.68 × 7,548,334.96
  4. Step 4: Simplify right side
    13,659,906.48x = 142,291,229,351,635.69
  5. Step 5: Solve for x
    x = 142,291,229,351,635.69/13,659,906.48
  6. Step 6: Final answer
    x = 10,416,705.97

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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.