Home / 33,203,999.70-49,805,999.55-20,382,930.90

Finding the Fourth Proportional to 33,203,999.70, 49,805,999.55 and 20,382,930.90

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Solution

The fourth proportional to 33,203,999.70, 49,805,999.55 and 20,382,930.90 is: 30,574,396.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,203,999.70 : 49,805,999.55 = 20,382,930.90 : x
  2. Step 2: Convert to fraction form
    33,203,999.70/49,805,999.55 = 20,382,930.90/x
  3. Step 3: Cross multiply
    33,203,999.70x = 49,805,999.55 × 20,382,930.90
  4. Step 4: Simplify right side
    33,203,999.70x = 1,015,192,247,233,081
  5. Step 5: Solve for x
    x = 1,015,192,247,233,081/33,203,999.70
  6. Step 6: Final answer
    x = 30,574,396.35

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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.