Home / 8,262,738.12-12,393,121.17-2,197,913.73

Finding the Fourth Proportional to 8,262,738.12, 12,393,121.17 and 2,197,913.73

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Solution

The fourth proportional to 8,262,738.12, 12,393,121.17 and 2,197,913.73 is: 3,296,608.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262,738.12 : 12,393,121.17 = 2,197,913.73 : x
  2. Step 2: Convert to fraction form
    8,262,738.12/12,393,121.17 = 2,197,913.73/x
  3. Step 3: Cross multiply
    8,262,738.12x = 12,393,121.17 × 2,197,913.73
  4. Step 4: Simplify right side
    8,262,738.12x = 27,239,011,177,096.66
  5. Step 5: Solve for x
    x = 27,239,011,177,096.66/8,262,738.12
  6. Step 6: Final answer
    x = 3,296,608.31

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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.