Home / 50,540,187.12-75,610,813.32-38,279,469.60

Finding the Fourth Proportional to 50,540,187.12, 75,610,813.32 and 38,279,469.60

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Solution

The fourth proportional to 50,540,187.12, 75,610,813.32 and 38,279,469.60 is: 57,268,126.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,540,187.12 : 75,610,813.32 = 38,279,469.60 : x
  2. Step 2: Convert to fraction form
    50,540,187.12/75,610,813.32 = 38,279,469.60/x
  3. Step 3: Cross multiply
    50,540,187.12x = 75,610,813.32 × 38,279,469.60
  4. Step 4: Simplify right side
    50,540,187.12x = 2,894,341,829,914,215
  5. Step 5: Solve for x
    x = 2,894,341,829,914,215/50,540,187.12
  6. Step 6: Final answer
    x = 57,268,126.51

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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.