Home / 12,393,817.43-17,102,843.12-6,887,074.04

Finding the Fourth Proportional to 12,393,817.43, 17,102,843.12 and 6,887,074.04

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Solution

The fourth proportional to 12,393,817.43, 17,102,843.12 and 6,887,074.04 is: 9,503,814.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,393,817.43 : 17,102,843.12 = 6,887,074.04 : x
  2. Step 2: Convert to fraction form
    12,393,817.43/17,102,843.12 = 6,887,074.04/x
  3. Step 3: Cross multiply
    12,393,817.43x = 17,102,843.12 × 6,887,074.04
  4. Step 4: Simplify right side
    12,393,817.43x = 117,788,546,793,648.06
  5. Step 5: Solve for x
    x = 117,788,546,793,648.06/12,393,817.43
  6. Step 6: Final answer
    x = 9,503,814.90

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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.