Home / 69,448,286.67-104,162,289.46-20,250,919.56

Finding the Fourth Proportional to 69,448,286.67, 104,162,289.46 and 20,250,919.56

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Solution

The fourth proportional to 69,448,286.67, 104,162,289.46 and 20,250,919.56 is: 30,373,422.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,448,286.67 : 104,162,289.46 = 20,250,919.56 : x
  2. Step 2: Convert to fraction form
    69,448,286.67/104,162,289.46 = 20,250,919.56/x
  3. Step 3: Cross multiply
    69,448,286.67x = 104,162,289.46 × 20,250,919.56
  4. Step 4: Simplify right side
    69,448,286.67x = 2,109,382,145,379,877
  5. Step 5: Solve for x
    x = 2,109,382,145,379,877/69,448,286.67
  6. Step 6: Final answer
    x = 30,373,422.39

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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.