Home / 36,399,727.86-50,231,967.66-20,717,986.92

Finding the Fourth Proportional to 36,399,727.86, 50,231,967.66 and 20,717,986.92

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Solution

The fourth proportional to 36,399,727.86, 50,231,967.66 and 20,717,986.92 is: 28,591,017.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,399,727.86 : 50,231,967.66 = 20,717,986.92 : x
  2. Step 2: Convert to fraction form
    36,399,727.86/50,231,967.66 = 20,717,986.92/x
  3. Step 3: Cross multiply
    36,399,727.86x = 50,231,967.66 × 20,717,986.92
  4. Step 4: Simplify right side
    36,399,727.86x = 1,040,705,248,945,743
  5. Step 5: Solve for x
    x = 1,040,705,248,945,743/36,399,727.86
  6. Step 6: Final answer
    x = 28,591,017.30

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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.