Home / 36,420,496.80-54,614,998.80-18,217,658.40

Finding the Fourth Proportional to 36,420,496.80, 54,614,998.80 and 18,217,658.40

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Solution

The fourth proportional to 36,420,496.80, 54,614,998.80 and 18,217,658.40 is: 27,318,611.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,420,496.80 : 54,614,998.80 = 18,217,658.40 : x
  2. Step 2: Convert to fraction form
    36,420,496.80/54,614,998.80 = 18,217,658.40/x
  3. Step 3: Cross multiply
    36,420,496.80x = 54,614,998.80 × 18,217,658.40
  4. Step 4: Simplify right side
    36,420,496.80x = 994,957,391,654,809.75
  5. Step 5: Solve for x
    x = 994,957,391,654,809.75/36,420,496.80
  6. Step 6: Final answer
    x = 27,318,611.20

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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.