Home / 4,400,109.92-6,589,929.72-4,279,031.12

Finding the Fourth Proportional to 4,400,109.92, 6,589,929.72 and 4,279,031.12

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Solution

The fourth proportional to 4,400,109.92, 6,589,929.72 and 4,279,031.12 is: 6,408,593.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,400,109.92 : 6,589,929.72 = 4,279,031.12 : x
  2. Step 2: Convert to fraction form
    4,400,109.92/6,589,929.72 = 4,279,031.12/x
  3. Step 3: Cross multiply
    4,400,109.92x = 6,589,929.72 × 4,279,031.12
  4. Step 4: Simplify right side
    4,400,109.92x = 28,198,514,350,492.89
  5. Step 5: Solve for x
    x = 28,198,514,350,492.89/4,400,109.92
  6. Step 6: Final answer
    x = 6,408,593.16

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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.