Home / 22,679,433.10-34,019,149.65-20,553,669.10

Finding the Fourth Proportional to 22,679,433.10, 34,019,149.65 and 20,553,669.10

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Solution

The fourth proportional to 22,679,433.10, 34,019,149.65 and 20,553,669.10 is: 30,830,503.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,679,433.10 : 34,019,149.65 = 20,553,669.10 : x
  2. Step 2: Convert to fraction form
    22,679,433.10/34,019,149.65 = 20,553,669.10/x
  3. Step 3: Cross multiply
    22,679,433.10x = 34,019,149.65 × 20,553,669.10
  4. Step 4: Simplify right side
    22,679,433.10x = 699,218,344,969,480.88
  5. Step 5: Solve for x
    x = 699,218,344,969,480.88/22,679,433.10
  6. Step 6: Final answer
    x = 30,830,503.65

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Similar ratio
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1.5x scale

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.