Home / 6,514,674.82-8,990,261.85-3,614,065.76

Finding the Fourth Proportional to 6,514,674.82, 8,990,261.85 and 3,614,065.76

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Solution

The fourth proportional to 6,514,674.82, 8,990,261.85 and 3,614,065.76 is: 4,987,416.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514,674.82 : 8,990,261.85 = 3,614,065.76 : x
  2. Step 2: Convert to fraction form
    6,514,674.82/8,990,261.85 = 3,614,065.76/x
  3. Step 3: Cross multiply
    6,514,674.82x = 8,990,261.85 × 3,614,065.76
  4. Step 4: Simplify right side
    6,514,674.82x = 32,491,397,561,547.66
  5. Step 5: Solve for x
    x = 32,491,397,561,547.66/6,514,674.82
  6. Step 6: Final answer
    x = 4,987,416.64

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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.