Home / 36,408,472.93-54,612,335.58-21,045,987.55

Finding the Fourth Proportional to 36,408,472.93, 54,612,335.58 and 21,045,987.55

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Solution

The fourth proportional to 36,408,472.93, 54,612,335.58 and 21,045,987.55 is: 31,568,765.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,408,472.93 : 54,612,335.58 = 21,045,987.55 : x
  2. Step 2: Convert to fraction form
    36,408,472.93/54,612,335.58 = 21,045,987.55/x
  3. Step 3: Cross multiply
    36,408,472.93x = 54,612,335.58 × 21,045,987.55
  4. Step 4: Simplify right side
    36,408,472.93x = 1,149,370,534,420,040.50
  5. Step 5: Solve for x
    x = 1,149,370,534,420,040.50/36,408,472.93
  6. Step 6: Final answer
    x = 31,568,765.24

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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.