Home / 31,691,591.07-47,781,791.88-31,494,859.62

Finding the Fourth Proportional to 31,691,591.07, 47,781,791.88 and 31,494,859.62

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Solution

The fourth proportional to 31,691,591.07, 47,781,791.88 and 31,494,859.62 is: 47,485,177.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,691,591.07 : 47,781,791.88 = 31,494,859.62 : x
  2. Step 2: Convert to fraction form
    31,691,591.07/47,781,791.88 = 31,494,859.62/x
  3. Step 3: Cross multiply
    31,691,591.07x = 47,781,791.88 × 31,494,859.62
  4. Step 4: Simplify right side
    31,691,591.07x = 1,504,880,827,652,656
  5. Step 5: Solve for x
    x = 1,504,880,827,652,656/31,691,591.07
  6. Step 6: Final answer
    x = 47,485,177.51

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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.