Home / 74,915,785.64-103,370,552.78-41,865,469.86

Finding the Fourth Proportional to 74,915,785.64, 103,370,552.78 and 41,865,469.86

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Solution

The fourth proportional to 74,915,785.64, 103,370,552.78 and 41,865,469.86 is: 57,766,954.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,915,785.64 : 103,370,552.78 = 41,865,469.86 : x
  2. Step 2: Convert to fraction form
    74,915,785.64/103,370,552.78 = 41,865,469.86/x
  3. Step 3: Cross multiply
    74,915,785.64x = 103,370,552.78 × 41,865,469.86
  4. Step 4: Simplify right side
    74,915,785.64x = 4,327,656,761,822,629
  5. Step 5: Solve for x
    x = 4,327,656,761,822,629/74,915,785.64
  6. Step 6: Final answer
    x = 57,766,954.25

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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.