Home / 12,482,836.92-17,226,846.95-6,976,211.61

Finding the Fourth Proportional to 12,482,836.92, 17,226,846.95 and 6,976,211.61

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Solution

The fourth proportional to 12,482,836.92, 17,226,846.95 and 6,976,211.61 is: 9,627,469.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,836.92 : 17,226,846.95 = 6,976,211.61 : x
  2. Step 2: Convert to fraction form
    12,482,836.92/17,226,846.95 = 6,976,211.61/x
  3. Step 3: Cross multiply
    12,482,836.92x = 17,226,846.95 × 6,976,211.61
  4. Step 4: Simplify right side
    12,482,836.92x = 120,178,129,696,283.09
  5. Step 5: Solve for x
    x = 120,178,129,696,283.09/12,482,836.92
  6. Step 6: Final answer
    x = 9,627,469.34

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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.