Home / 33,214,519.20-49,821,778.80-20,393,450.40

Finding the Fourth Proportional to 33,214,519.20, 49,821,778.80 and 20,393,450.40

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Solution

The fourth proportional to 33,214,519.20, 49,821,778.80 and 20,393,450.40 is: 30,590,175.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,214,519.20 : 49,821,778.80 = 20,393,450.40 : x
  2. Step 2: Convert to fraction form
    33,214,519.20/49,821,778.80 = 20,393,450.40/x
  3. Step 3: Cross multiply
    33,214,519.20x = 49,821,778.80 × 20,393,450.40
  4. Step 4: Simplify right side
    33,214,519.20x = 1,016,037,974,797,571.38
  5. Step 5: Solve for x
    x = 1,016,037,974,797,571.38/33,214,519.20
  6. Step 6: Final answer
    x = 30,590,175.60

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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.