Home / 7,722,912.89-11,584,438.97-1,965,652.69

Finding the Fourth Proportional to 7,722,912.89, 11,584,438.97 and 1,965,652.69

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Solution

The fourth proportional to 7,722,912.89, 11,584,438.97 and 1,965,652.69 is: 2,948,496.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722,912.89 : 11,584,438.97 = 1,965,652.69 : x
  2. Step 2: Convert to fraction form
    7,722,912.89/11,584,438.97 = 1,965,652.69/x
  3. Step 3: Cross multiply
    7,722,912.89x = 11,584,438.97 × 1,965,652.69
  4. Step 4: Simplify right side
    7,722,912.89x = 22,770,983,676,714.13
  5. Step 5: Solve for x
    x = 22,770,983,676,714.13/7,722,912.89
  6. Step 6: Final answer
    x = 2,948,496.76

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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.