Home / 8,581,819.25-11,846,018.21-5,682,144.31

Finding the Fourth Proportional to 8,581,819.25, 11,846,018.21 and 5,682,144.31

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Solution

The fourth proportional to 8,581,819.25, 11,846,018.21 and 5,682,144.31 is: 7,843,416.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,581,819.25 : 11,846,018.21 = 5,682,144.31 : x
  2. Step 2: Convert to fraction form
    8,581,819.25/11,846,018.21 = 5,682,144.31/x
  3. Step 3: Cross multiply
    8,581,819.25x = 11,846,018.21 × 5,682,144.31
  4. Step 4: Simplify right side
    8,581,819.25x = 67,310,784,910,082.12
  5. Step 5: Solve for x
    x = 67,310,784,910,082.12/8,581,819.25
  6. Step 6: Final answer
    x = 7,843,416.75

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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.