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Finding the Fourth Proportional to 6,527,338.82, 9,784,920.82 and 2,206,382.62

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Solution

The fourth proportional to 6,527,338.82, 9,784,920.82 and 2,206,382.62 is: 3,307,516.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,527,338.82 : 9,784,920.82 = 2,206,382.62 : x
  2. Step 2: Convert to fraction form
    6,527,338.82/9,784,920.82 = 2,206,382.62/x
  3. Step 3: Cross multiply
    6,527,338.82x = 9,784,920.82 × 2,206,382.62
  4. Step 4: Simplify right side
    6,527,338.82x = 21,589,279,235,324.15
  5. Step 5: Solve for x
    x = 21,589,279,235,324.15/6,527,338.82
  6. Step 6: Final answer
    x = 3,307,516.25

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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.