Home / 11,003,984.20-16,505,976.30-8,169,632.20

Finding the Fourth Proportional to 11,003,984.20, 16,505,976.30 and 8,169,632.20

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Solution

The fourth proportional to 11,003,984.20, 16,505,976.30 and 8,169,632.20 is: 12,254,448.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,003,984.20 : 16,505,976.30 = 8,169,632.20 : x
  2. Step 2: Convert to fraction form
    11,003,984.20/16,505,976.30 = 8,169,632.20/x
  3. Step 3: Cross multiply
    11,003,984.20x = 16,505,976.30 × 8,169,632.20
  4. Step 4: Simplify right side
    11,003,984.20x = 134,847,755,472,916.88
  5. Step 5: Solve for x
    x = 134,847,755,472,916.88/11,003,984.20
  6. Step 6: Final answer
    x = 12,254,448.30

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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.