Home / 9,188,469.40-13,782,704.10-7,753,578.70

Finding the Fourth Proportional to 9,188,469.40, 13,782,704.10 and 7,753,578.70

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Solution

The fourth proportional to 9,188,469.40, 13,782,704.10 and 7,753,578.70 is: 11,630,368.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,188,469.40 : 13,782,704.10 = 7,753,578.70 : x
  2. Step 2: Convert to fraction form
    9,188,469.40/13,782,704.10 = 7,753,578.70/x
  3. Step 3: Cross multiply
    9,188,469.40x = 13,782,704.10 × 7,753,578.70
  4. Step 4: Simplify right side
    9,188,469.40x = 106,865,280,938,162.67
  5. Step 5: Solve for x
    x = 106,865,280,938,162.67/9,188,469.40
  6. Step 6: Final answer
    x = 11,630,368.05

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Double scale
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Similar ratio
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1.5x scale

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.