Home / 33,086,705.72-49,545,028.01-20,268,348.80

Finding the Fourth Proportional to 33,086,705.72, 49,545,028.01 and 20,268,348.80

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Solution

The fourth proportional to 33,086,705.72, 49,545,028.01 and 20,268,348.80 is: 30,350,434.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,086,705.72 : 49,545,028.01 = 20,268,348.80 : x
  2. Step 2: Convert to fraction form
    33,086,705.72/49,545,028.01 = 20,268,348.80/x
  3. Step 3: Cross multiply
    33,086,705.72x = 49,545,028.01 × 20,268,348.80
  4. Step 4: Simplify right side
    33,086,705.72x = 1,004,195,908,815,395.75
  5. Step 5: Solve for x
    x = 1,004,195,908,815,395.75/33,086,705.72
  6. Step 6: Final answer
    x = 30,350,434.93

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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.