Home / 12,599,380.62-18,883,717.11-6,530,766.66

Finding the Fourth Proportional to 12,599,380.62, 18,883,717.11 and 6,530,766.66

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Solution

The fourth proportional to 12,599,380.62, 18,883,717.11 and 6,530,766.66 is: 9,788,191.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,599,380.62 : 18,883,717.11 = 6,530,766.66 : x
  2. Step 2: Convert to fraction form
    12,599,380.62/18,883,717.11 = 6,530,766.66/x
  3. Step 3: Cross multiply
    12,599,380.62x = 18,883,717.11 × 6,530,766.66
  4. Step 4: Simplify right side
    12,599,380.62x = 123,325,150,118,859.55
  5. Step 5: Solve for x
    x = 123,325,150,118,859.55/12,599,380.62
  6. Step 6: Final answer
    x = 9,788,191.49

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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.