Home / 20,214,586.20-30,321,879.30-16,627,359.45

Finding the Fourth Proportional to 20,214,586.20, 30,321,879.30 and 16,627,359.45

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Solution

The fourth proportional to 20,214,586.20, 30,321,879.30 and 16,627,359.45 is: 24,941,039.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,214,586.20 : 30,321,879.30 = 16,627,359.45 : x
  2. Step 2: Convert to fraction form
    20,214,586.20/30,321,879.30 = 16,627,359.45/x
  3. Step 3: Cross multiply
    20,214,586.20x = 30,321,879.30 × 16,627,359.45
  4. Step 4: Simplify right side
    20,214,586.20x = 504,172,786,320,614.38
  5. Step 5: Solve for x
    x = 504,172,786,320,614.38/20,214,586.20
  6. Step 6: Final answer
    x = 24,941,039.18

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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.