Home / 18,496,780.20-27,745,170.30-17,752,762.80

Finding the Fourth Proportional to 18,496,780.20, 27,745,170.30 and 17,752,762.80

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Solution

The fourth proportional to 18,496,780.20, 27,745,170.30 and 17,752,762.80 is: 26,629,144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,496,780.20 : 27,745,170.30 = 17,752,762.80 : x
  2. Step 2: Convert to fraction form
    18,496,780.20/27,745,170.30 = 17,752,762.80/x
  3. Step 3: Cross multiply
    18,496,780.20x = 27,745,170.30 × 17,752,762.80
  4. Step 4: Simplify right side
    18,496,780.20x = 492,553,427,181,504.88
  5. Step 5: Solve for x
    x = 492,553,427,181,504.88/18,496,780.20
  6. Step 6: Final answer
    x = 26,629,144.20

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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.