Home / 5,972,221.20-8,958,331.80-4,479,229.20

Finding the Fourth Proportional to 5,972,221.20, 8,958,331.80 and 4,479,229.20

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Solution

The fourth proportional to 5,972,221.20, 8,958,331.80 and 4,479,229.20 is: 6,718,843.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,972,221.20 : 8,958,331.80 = 4,479,229.20 : x
  2. Step 2: Convert to fraction form
    5,972,221.20/8,958,331.80 = 4,479,229.20/x
  3. Step 3: Cross multiply
    5,972,221.20x = 8,958,331.80 × 4,479,229.20
  4. Step 4: Simplify right side
    5,972,221.20x = 40,126,421,381,848.56
  5. Step 5: Solve for x
    x = 40,126,421,381,848.56/5,972,221.20
  6. Step 6: Final answer
    x = 6,718,843.80

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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.