Home / 57,142,863.75-78,858,190.80-32,368,194.45

Finding the Fourth Proportional to 57,142,863.75, 78,858,190.80 and 32,368,194.45

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Solution

The fourth proportional to 57,142,863.75, 78,858,190.80 and 32,368,194.45 is: 44,668,696.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,142,863.75 : 78,858,190.80 = 32,368,194.45 : x
  2. Step 2: Convert to fraction form
    57,142,863.75/78,858,190.80 = 32,368,194.45/x
  3. Step 3: Cross multiply
    57,142,863.75x = 78,858,190.80 × 32,368,194.45
  4. Step 4: Simplify right side
    57,142,863.75x = 2,552,497,253,789,601
  5. Step 5: Solve for x
    x = 2,552,497,253,789,601/57,142,863.75
  6. Step 6: Final answer
    x = 44,668,696.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.