Home / 50,640,612.22-69,883,770.39-28,313,593.90

Finding the Fourth Proportional to 50,640,612.22, 69,883,770.39 and 28,313,593.90

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Solution

The fourth proportional to 50,640,612.22, 69,883,770.39 and 28,313,593.90 is: 39,072,606.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,640,612.22 : 69,883,770.39 = 28,313,593.90 : x
  2. Step 2: Convert to fraction form
    50,640,612.22/69,883,770.39 = 28,313,593.90/x
  3. Step 3: Cross multiply
    50,640,612.22x = 69,883,770.39 × 28,313,593.90
  4. Step 4: Simplify right side
    50,640,612.22x = 1,978,660,694,620,238.75
  5. Step 5: Solve for x
    x = 1,978,660,694,620,238.75/50,640,612.22
  6. Step 6: Final answer
    x = 39,072,606.11

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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.