Home / 72,100,464.55-108,150,698.19-17,512,682.26

Finding the Fourth Proportional to 72,100,464.55, 108,150,698.19 and 17,512,682.26

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Solution

The fourth proportional to 72,100,464.55, 108,150,698.19 and 17,512,682.26 is: 26,269,023.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,100,464.55 : 108,150,698.19 = 17,512,682.26 : x
  2. Step 2: Convert to fraction form
    72,100,464.55/108,150,698.19 = 17,512,682.26/x
  3. Step 3: Cross multiply
    72,100,464.55x = 108,150,698.19 × 17,512,682.26
  4. Step 4: Simplify right side
    72,100,464.55x = 1,894,008,813,912,785.50
  5. Step 5: Solve for x
    x = 1,894,008,813,912,785.50/72,100,464.55
  6. Step 6: Final answer
    x = 26,269,023.73

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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.