Home / 36,408,445.08-54,612,293.94-21,045,959.69

Finding the Fourth Proportional to 36,408,445.08, 54,612,293.94 and 21,045,959.69

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Solution

The fourth proportional to 36,408,445.08, 54,612,293.94 and 21,045,959.69 is: 31,568,723.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,408,445.08 : 54,612,293.94 = 21,045,959.69 : x
  2. Step 2: Convert to fraction form
    36,408,445.08/54,612,293.94 = 21,045,959.69/x
  3. Step 3: Cross multiply
    36,408,445.08x = 54,612,293.94 × 21,045,959.69
  4. Step 4: Simplify right side
    36,408,445.08x = 1,149,368,136,637,466
  5. Step 5: Solve for x
    x = 1,149,368,136,637,466/36,408,445.08
  6. Step 6: Final answer
    x = 31,568,723.53

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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.