Home / 36,385,000.45-54,577,500.68-18,192,003.55

Finding the Fourth Proportional to 36,385,000.45, 54,577,500.68 and 18,192,003.55

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Solution

The fourth proportional to 36,385,000.45, 54,577,500.68 and 18,192,003.55 is: 27,288,005.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,385,000.45 : 54,577,500.68 = 18,192,003.55 : x
  2. Step 2: Convert to fraction form
    36,385,000.45/54,577,500.68 = 18,192,003.55/x
  3. Step 3: Cross multiply
    36,385,000.45x = 54,577,500.68 × 18,192,003.55
  4. Step 4: Simplify right side
    36,385,000.45x = 992,874,086,120,687.50
  5. Step 5: Solve for x
    x = 992,874,086,120,687.50/36,385,000.45
  6. Step 6: Final answer
    x = 27,288,005.33

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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.