Home / 7,867,338.38-11,801,675.96-2,187,562.69

Finding the Fourth Proportional to 7,867,338.38, 11,801,675.96 and 2,187,562.69

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Solution

The fourth proportional to 7,867,338.38, 11,801,675.96 and 2,187,562.69 is: 3,281,529.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,867,338.38 : 11,801,675.96 = 2,187,562.69 : x
  2. Step 2: Convert to fraction form
    7,867,338.38/11,801,675.96 = 2,187,562.69/x
  3. Step 3: Cross multiply
    7,867,338.38x = 11,801,675.96 × 2,187,562.69
  4. Step 4: Simplify right side
    7,867,338.38x = 25,816,905,985,530.65
  5. Step 5: Solve for x
    x = 25,816,905,985,530.65/7,867,338.38
  6. Step 6: Final answer
    x = 3,281,529.88

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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.