Home / 6,514,682.81-8,990,272.85-3,614,073.68

Finding the Fourth Proportional to 6,514,682.81, 8,990,272.85 and 3,614,073.68

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Solution

The fourth proportional to 6,514,682.81, 8,990,272.85 and 3,614,073.68 is: 4,987,427.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514,682.81 : 8,990,272.85 = 3,614,073.68 : x
  2. Step 2: Convert to fraction form
    6,514,682.81/8,990,272.85 = 3,614,073.68/x
  3. Step 3: Cross multiply
    6,514,682.81x = 8,990,272.85 × 3,614,073.68
  4. Step 4: Simplify right side
    6,514,682.81x = 32,491,508,420,181.86
  5. Step 5: Solve for x
    x = 32,491,508,420,181.86/6,514,682.81
  6. Step 6: Final answer
    x = 4,987,427.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.