Home / 49,540,581.39-68,362,002.18-28,633,968.38

Finding the Fourth Proportional to 49,540,581.39, 68,362,002.18 and 28,633,968.38

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Solution

The fourth proportional to 49,540,581.39, 68,362,002.18 and 28,633,968.38 is: 39,512,564.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,540,581.39 : 68,362,002.18 = 28,633,968.38 : x
  2. Step 2: Convert to fraction form
    49,540,581.39/68,362,002.18 = 28,633,968.38/x
  3. Step 3: Cross multiply
    49,540,581.39x = 68,362,002.18 × 28,633,968.38
  4. Step 4: Simplify right side
    49,540,581.39x = 1,957,475,408,815,611.25
  5. Step 5: Solve for x
    x = 1,957,475,408,815,611.25/49,540,581.39
  6. Step 6: Final answer
    x = 39,512,564.32

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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.