Home / 11,696,785.11-16,140,480.20-6,469,680.79

Finding the Fourth Proportional to 11,696,785.11, 16,140,480.20 and 6,469,680.79

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Solution

The fourth proportional to 11,696,785.11, 16,140,480.20 and 6,469,680.79 is: 8,927,560.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,696,785.11 : 16,140,480.20 = 6,469,680.79 : x
  2. Step 2: Convert to fraction form
    11,696,785.11/16,140,480.20 = 6,469,680.79/x
  3. Step 3: Cross multiply
    11,696,785.11x = 16,140,480.20 × 6,469,680.79
  4. Step 4: Simplify right side
    11,696,785.11x = 104,423,754,691,315.36
  5. Step 5: Solve for x
    x = 104,423,754,691,315.36/11,696,785.11
  6. Step 6: Final answer
    x = 8,927,560.33

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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.