Home / 36,201,739.20-49,957,348.59-20,522,218.05

Finding the Fourth Proportional to 36,201,739.20, 49,957,348.59 and 20,522,218.05

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Solution

The fourth proportional to 36,201,739.20, 49,957,348.59 and 20,522,218.05 is: 28,320,064.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,201,739.20 : 49,957,348.59 = 20,522,218.05 : x
  2. Step 2: Convert to fraction form
    36,201,739.20/49,957,348.59 = 20,522,218.05/x
  3. Step 3: Cross multiply
    36,201,739.20x = 49,957,348.59 × 20,522,218.05
  4. Step 4: Simplify right side
    36,201,739.20x = 1,025,235,600,963,840.12
  5. Step 5: Solve for x
    x = 1,025,235,600,963,840.12/36,201,739.20
  6. Step 6: Final answer
    x = 28,320,064.83

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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.