Home / 65,891,759.41-90,930,470.56-36,122,354.29

Finding the Fourth Proportional to 65,891,759.41, 90,930,470.56 and 36,122,354.29

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Solution

The fourth proportional to 65,891,759.41, 90,930,470.56 and 36,122,354.29 is: 49,848,762.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,891,759.41 : 90,930,470.56 = 36,122,354.29 : x
  2. Step 2: Convert to fraction form
    65,891,759.41/90,930,470.56 = 36,122,354.29/x
  3. Step 3: Cross multiply
    65,891,759.41x = 90,930,470.56 × 36,122,354.29
  4. Step 4: Simplify right side
    65,891,759.41x = 3,284,622,673,324,734.50
  5. Step 5: Solve for x
    x = 3,284,622,673,324,734.50/65,891,759.41
  6. Step 6: Final answer
    x = 49,848,762.62

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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.