Home / 57,140,756-85,733,843.52-18,285,194.24

Finding the Fourth Proportional to 57,140,756, 85,733,843.52 and 18,285,194.24

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Solution

The fourth proportional to 57,140,756, 85,733,843.52 and 18,285,194.24 is: 27,435,058.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,140,756 : 85,733,843.52 = 18,285,194.24 : x
  2. Step 2: Convert to fraction form
    57,140,756/85,733,843.52 = 18,285,194.24/x
  3. Step 3: Cross multiply
    57,140,756x = 85,733,843.52 × 18,285,194.24
  4. Step 4: Simplify right side
    57,140,756x = 1,567,659,981,704,965
  5. Step 5: Solve for x
    x = 1,567,659,981,704,965/57,140,756
  6. Step 6: Final answer
    x = 27,435,058.47

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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.