Home / 36,236,449.42-54,286,092.24-21,420,186.91

Finding the Fourth Proportional to 36,236,449.42, 54,286,092.24 and 21,420,186.91

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Solution

The fourth proportional to 36,236,449.42, 54,286,092.24 and 21,420,186.91 is: 32,089,740.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,236,449.42 : 54,286,092.24 = 21,420,186.91 : x
  2. Step 2: Convert to fraction form
    36,236,449.42/54,286,092.24 = 21,420,186.91/x
  3. Step 3: Cross multiply
    36,236,449.42x = 54,286,092.24 × 21,420,186.91
  4. Step 4: Simplify right side
    36,236,449.42x = 1,162,818,242,394,300.75
  5. Step 5: Solve for x
    x = 1,162,818,242,394,300.75/36,236,449.42
  6. Step 6: Final answer
    x = 32,089,740.05

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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.