Home / 17,207,999.20-25,811,998.80-12,057,176.80

Finding the Fourth Proportional to 17,207,999.20, 25,811,998.80 and 12,057,176.80

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Solution

The fourth proportional to 17,207,999.20, 25,811,998.80 and 12,057,176.80 is: 18,085,765.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,207,999.20 : 25,811,998.80 = 12,057,176.80 : x
  2. Step 2: Convert to fraction form
    17,207,999.20/25,811,998.80 = 12,057,176.80/x
  3. Step 3: Cross multiply
    17,207,999.20x = 25,811,998.80 × 12,057,176.80
  4. Step 4: Simplify right side
    17,207,999.20x = 311,219,833,092,987.88
  5. Step 5: Solve for x
    x = 311,219,833,092,987.88/17,207,999.20
  6. Step 6: Final answer
    x = 18,085,765.20

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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.