Home / 57,328,684.25-86,030,021.92-20,934,027.50

Finding the Fourth Proportional to 57,328,684.25, 86,030,021.92 and 20,934,027.50

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Solution

The fourth proportional to 57,328,684.25, 86,030,021.92 and 20,934,027.50 is: 31,414,550.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,328,684.25 : 86,030,021.92 = 20,934,027.50 : x
  2. Step 2: Convert to fraction form
    57,328,684.25/86,030,021.92 = 20,934,027.50/x
  3. Step 3: Cross multiply
    57,328,684.25x = 86,030,021.92 × 20,934,027.50
  4. Step 4: Simplify right side
    57,328,684.25x = 1,800,954,844,594,212.75
  5. Step 5: Solve for x
    x = 1,800,954,844,594,212.75/57,328,684.25
  6. Step 6: Final answer
    x = 31,414,550.47

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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.