Home / 12,630,467.88-18,948,039.17-3,996,738.63

Finding the Fourth Proportional to 12,630,467.88, 18,948,039.17 and 3,996,738.63

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Solution

The fourth proportional to 12,630,467.88, 18,948,039.17 and 3,996,738.63 is: 5,995,847.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,630,467.88 : 18,948,039.17 = 3,996,738.63 : x
  2. Step 2: Convert to fraction form
    12,630,467.88/18,948,039.17 = 3,996,738.63/x
  3. Step 3: Cross multiply
    12,630,467.88x = 18,948,039.17 × 3,996,738.63
  4. Step 4: Simplify right side
    12,630,467.88x = 75,730,360,093,508.44
  5. Step 5: Solve for x
    x = 75,730,360,093,508.44/12,630,467.88
  6. Step 6: Final answer
    x = 5,995,847.57

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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.