Home / 36,203,937.60-54,305,906.40-20,898,436.80

Finding the Fourth Proportional to 36,203,937.60, 54,305,906.40 and 20,898,436.80

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Solution

The fourth proportional to 36,203,937.60, 54,305,906.40 and 20,898,436.80 is: 31,347,655.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,203,937.60 : 54,305,906.40 = 20,898,436.80 : x
  2. Step 2: Convert to fraction form
    36,203,937.60/54,305,906.40 = 20,898,436.80/x
  3. Step 3: Cross multiply
    36,203,937.60x = 54,305,906.40 × 20,898,436.80
  4. Step 4: Simplify right side
    36,203,937.60x = 1,134,908,552,767,115.50
  5. Step 5: Solve for x
    x = 1,134,908,552,767,115.50/36,203,937.60
  6. Step 6: Final answer
    x = 31,347,655.20

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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.