Home / 36,593,486.37-50,498,540.39-20,912,330.95

Finding the Fourth Proportional to 36,593,486.37, 50,498,540.39 and 20,912,330.95

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Solution

The fourth proportional to 36,593,486.37, 50,498,540.39 and 20,912,330.95 is: 28,858,747.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,593,486.37 : 50,498,540.39 = 20,912,330.95 : x
  2. Step 2: Convert to fraction form
    36,593,486.37/50,498,540.39 = 20,912,330.95/x
  3. Step 3: Cross multiply
    36,593,486.37x = 50,498,540.39 × 20,912,330.95
  4. Step 4: Simplify right side
    36,593,486.37x = 1,056,042,189,053,656.62
  5. Step 5: Solve for x
    x = 1,056,042,189,053,656.62/36,593,486.37
  6. Step 6: Final answer
    x = 28,858,747.66

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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.