Home / 6,321,566.25-8,723,761.14-3,420,956.79

Finding the Fourth Proportional to 6,321,566.25, 8,723,761.14 and 3,420,956.79

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Solution

The fourth proportional to 6,321,566.25, 8,723,761.14 and 3,420,956.79 is: 4,720,920.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,566.25 : 8,723,761.14 = 3,420,956.79 : x
  2. Step 2: Convert to fraction form
    6,321,566.25/8,723,761.14 = 3,420,956.79/x
  3. Step 3: Cross multiply
    6,321,566.25x = 8,723,761.14 × 3,420,956.79
  4. Step 4: Simplify right side
    6,321,566.25x = 29,843,609,906,221.14
  5. Step 5: Solve for x
    x = 29,843,609,906,221.14/6,321,566.25
  6. Step 6: Final answer
    x = 4,720,920.22

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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.