Home / 11,891,286.72-16,410,191.94-6,735,718.80

Finding the Fourth Proportional to 11,891,286.72, 16,410,191.94 and 6,735,718.80

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Solution

The fourth proportional to 11,891,286.72, 16,410,191.94 and 6,735,718.80 is: 9,295,414.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,891,286.72 : 16,410,191.94 = 6,735,718.80 : x
  2. Step 2: Convert to fraction form
    11,891,286.72/16,410,191.94 = 6,735,718.80/x
  3. Step 3: Cross multiply
    11,891,286.72x = 16,410,191.94 × 6,735,718.80
  4. Step 4: Simplify right side
    11,891,286.72x = 110,534,438,361,866.47
  5. Step 5: Solve for x
    x = 110,534,438,361,866.47/11,891,286.72
  6. Step 6: Final answer
    x = 9,295,414.45

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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.