Home / 7,082,144.60-10,638,963.30-6,814,455.80

Finding the Fourth Proportional to 7,082,144.60, 10,638,963.30 and 6,814,455.80

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Solution

The fourth proportional to 7,082,144.60, 10,638,963.30 and 6,814,455.80 is: 10,236,834.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,082,144.60 : 10,638,963.30 = 6,814,455.80 : x
  2. Step 2: Convert to fraction form
    7,082,144.60/10,638,963.30 = 6,814,455.80/x
  3. Step 3: Cross multiply
    7,082,144.60x = 10,638,963.30 × 6,814,455.80
  4. Step 4: Simplify right side
    7,082,144.60x = 72,498,745,165,672.14
  5. Step 5: Solve for x
    x = 72,498,745,165,672.14/7,082,144.60
  6. Step 6: Final answer
    x = 10,236,834.92

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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.