Home / 33,156,786.30-49,735,179.45-19,686,680.70

Finding the Fourth Proportional to 33,156,786.30, 49,735,179.45 and 19,686,680.70

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Solution

The fourth proportional to 33,156,786.30, 49,735,179.45 and 19,686,680.70 is: 29,530,021.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,156,786.30 : 49,735,179.45 = 19,686,680.70 : x
  2. Step 2: Convert to fraction form
    33,156,786.30/49,735,179.45 = 19,686,680.70/x
  3. Step 3: Cross multiply
    33,156,786.30x = 49,735,179.45 × 19,686,680.70
  4. Step 4: Simplify right side
    33,156,786.30x = 979,120,597,389,351.62
  5. Step 5: Solve for x
    x = 979,120,597,389,351.62/33,156,786.30
  6. Step 6: Final answer
    x = 29,530,021.05

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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.