Home / 6,179,479.40-9,269,910.30-1,919,613.80

Finding the Fourth Proportional to 6,179,479.40, 9,269,910.30 and 1,919,613.80

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Solution

The fourth proportional to 6,179,479.40, 9,269,910.30 and 1,919,613.80 is: 2,879,635.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,179,479.40 : 9,269,910.30 = 1,919,613.80 : x
  2. Step 2: Convert to fraction form
    6,179,479.40/9,269,910.30 = 1,919,613.80/x
  3. Step 3: Cross multiply
    6,179,479.40x = 9,269,910.30 × 1,919,613.80
  4. Step 4: Simplify right side
    6,179,479.40x = 17,794,647,736,642.14
  5. Step 5: Solve for x
    x = 17,794,647,736,642.14/6,179,479.40
  6. Step 6: Final answer
    x = 2,879,635.42

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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.