Home / 26,164,003.20-39,246,004.80-20,489,078.40

Finding the Fourth Proportional to 26,164,003.20, 39,246,004.80 and 20,489,078.40

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Solution

The fourth proportional to 26,164,003.20, 39,246,004.80 and 20,489,078.40 is: 30,733,617.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,164,003.20 : 39,246,004.80 = 20,489,078.40 : x
  2. Step 2: Convert to fraction form
    26,164,003.20/39,246,004.80 = 20,489,078.40/x
  3. Step 3: Cross multiply
    26,164,003.20x = 39,246,004.80 × 20,489,078.40
  4. Step 4: Simplify right side
    26,164,003.20x = 804,114,469,233,976.25
  5. Step 5: Solve for x
    x = 804,114,469,233,976.25/26,164,003.20
  6. Step 6: Final answer
    x = 30,733,617.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.