Home / 20,149,134.75-30,392,293.50

Finding the Third Proportional to 20,149,134.75 and 30,392,293.50

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Solution

The third proportional to 20,149,134.75 and 30,392,293.50 is: 45,842,737.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,149,134.75 : 30,392,293.50 = 30,392,293.50 : x
  2. Step 2: Convert to fraction form
    20,149,134.75/30,392,293.50 = 30,392,293.50/x
  3. Step 3: Cross multiply
    20,149,134.75x = 30,392,293.50 × 30,392,293.50
  4. Step 4: Simplify right side
    20,149,134.75x = 923,691,504,190,142.25
  5. Step 5: Solve for x
    x = 923,691,504,190,142.25/20,149,134.75
  6. Step 6: Final answer
    x = 45,842,737.95

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.