Home / 36,408,525.40-54,612,414.05-21,046,040.01

Finding the Fourth Proportional to 36,408,525.40, 54,612,414.05 and 21,046,040.01

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Solution

The fourth proportional to 36,408,525.40, 54,612,414.05 and 21,046,040.01 is: 31,568,843.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,408,525.40 : 54,612,414.05 = 21,046,040.01 : x
  2. Step 2: Convert to fraction form
    36,408,525.40/54,612,414.05 = 21,046,040.01/x
  3. Step 3: Cross multiply
    36,408,525.40x = 54,612,414.05 × 21,046,040.01
  4. Step 4: Simplify right side
    36,408,525.40x = 1,149,375,051,138,986.25
  5. Step 5: Solve for x
    x = 1,149,375,051,138,986.25/36,408,525.40
  6. Step 6: Final answer
    x = 31,568,843.79

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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.