Home / 20,231,341.24-30,339,023.83-8,098,543.21

Finding the Fourth Proportional to 20,231,341.24, 30,339,023.83 and 8,098,543.21

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Solution

The fourth proportional to 20,231,341.24, 30,339,023.83 and 8,098,543.21 is: 12,144,617.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,231,341.24 : 30,339,023.83 = 8,098,543.21 : x
  2. Step 2: Convert to fraction form
    20,231,341.24/30,339,023.83 = 8,098,543.21/x
  3. Step 3: Cross multiply
    20,231,341.24x = 30,339,023.83 × 8,098,543.21
  4. Step 4: Simplify right side
    20,231,341.24x = 245,701,895,436,474.69
  5. Step 5: Solve for x
    x = 245,701,895,436,474.69/20,231,341.24
  6. Step 6: Final answer
    x = 12,144,617.23

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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.