Home / 8,647,011.20-12,961,659.45-5,050,927.10

Finding the Fourth Proportional to 8,647,011.20, 12,961,659.45 and 5,050,927.10

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Solution

The fourth proportional to 8,647,011.20, 12,961,659.45 and 5,050,927.10 is: 7,571,216.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,647,011.20 : 12,961,659.45 = 5,050,927.10 : x
  2. Step 2: Convert to fraction form
    8,647,011.20/12,961,659.45 = 5,050,927.10/x
  3. Step 3: Cross multiply
    8,647,011.20x = 12,961,659.45 × 5,050,927.10
  4. Step 4: Simplify right side
    8,647,011.20x = 65,468,396,976,976.09
  5. Step 5: Solve for x
    x = 65,468,396,976,976.09/8,647,011.20
  6. Step 6: Final answer
    x = 7,571,216.86

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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.