Home / 12,198,039.88-16,833,519.62-6,691,695.92

Finding the Fourth Proportional to 12,198,039.88, 16,833,519.62 and 6,691,695.92

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Solution

The fourth proportional to 12,198,039.88, 16,833,519.62 and 6,691,695.92 is: 9,234,663.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,198,039.88 : 16,833,519.62 = 6,691,695.92 : x
  2. Step 2: Convert to fraction form
    12,198,039.88/16,833,519.62 = 6,691,695.92/x
  3. Step 3: Cross multiply
    12,198,039.88x = 16,833,519.62 × 6,691,695.92
  4. Step 4: Simplify right side
    12,198,039.88x = 112,644,794,560,393.95
  5. Step 5: Solve for x
    x = 112,644,794,560,393.95/12,198,039.88
  6. Step 6: Final answer
    x = 9,234,663.57

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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.