Home / 21,723,721.50-32,589,778.41-8,259,502.62

Finding the Fourth Proportional to 21,723,721.50, 32,589,778.41 and 8,259,502.62

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Solution

The fourth proportional to 21,723,721.50, 32,589,778.41 and 8,259,502.62 is: 12,390,849.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,723,721.50 : 32,589,778.41 = 8,259,502.62 : x
  2. Step 2: Convert to fraction form
    21,723,721.50/32,589,778.41 = 8,259,502.62/x
  3. Step 3: Cross multiply
    21,723,721.50x = 32,589,778.41 × 8,259,502.62
  4. Step 4: Simplify right side
    21,723,721.50x = 269,175,360,162,614.44
  5. Step 5: Solve for x
    x = 269,175,360,162,614.44/21,723,721.50
  6. Step 6: Final answer
    x = 12,390,849.34

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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.