Home / 36,198,220.80-54,297,331.20-19,192,108.80

Finding the Fourth Proportional to 36,198,220.80, 54,297,331.20 and 19,192,108.80

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Solution

The fourth proportional to 36,198,220.80, 54,297,331.20 and 19,192,108.80 is: 28,788,163.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,198,220.80 : 54,297,331.20 = 19,192,108.80 : x
  2. Step 2: Convert to fraction form
    36,198,220.80/54,297,331.20 = 19,192,108.80/x
  3. Step 3: Cross multiply
    36,198,220.80x = 54,297,331.20 × 19,192,108.80
  4. Step 4: Simplify right side
    36,198,220.80x = 1,042,080,287,940,034.62
  5. Step 5: Solve for x
    x = 1,042,080,287,940,034.62/36,198,220.80
  6. Step 6: Final answer
    x = 28,788,163.20

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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.