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Finding the Third Proportional to 39,181,287.75 and 91,494,720

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Solution

The third proportional to 39,181,287.75 and 91,494,720 is: 213,655,146.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,181,287.75 : 91,494,720 = 91,494,720 : x
  2. Step 2: Convert to fraction form
    39,181,287.75/91,494,720 = 91,494,720/x
  3. Step 3: Cross multiply
    39,181,287.75x = 91,494,720 × 91,494,720
  4. Step 4: Simplify right side
    39,181,287.75x = 8,371,283,787,878,400
  5. Step 5: Solve for x
    x = 8,371,283,787,878,400/39,181,287.75
  6. Step 6: Final answer
    x = 213,655,146.85

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.