Home / 9,136,883.20-13,705,324.80-8,193,164.80

Finding the Fourth Proportional to 9,136,883.20, 13,705,324.80 and 8,193,164.80

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Solution

The fourth proportional to 9,136,883.20, 13,705,324.80 and 8,193,164.80 is: 12,289,747.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,136,883.20 : 13,705,324.80 = 8,193,164.80 : x
  2. Step 2: Convert to fraction form
    9,136,883.20/13,705,324.80 = 8,193,164.80/x
  3. Step 3: Cross multiply
    9,136,883.20x = 13,705,324.80 × 8,193,164.80
  4. Step 4: Simplify right side
    9,136,883.20x = 112,289,984,723,927.05
  5. Step 5: Solve for x
    x = 112,289,984,723,927.05/9,136,883.20
  6. Step 6: Final answer
    x = 12,289,747.20

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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.