Home / 5,760,239.10-8,640,358.65-4,491,195.90

Finding the Fourth Proportional to 5,760,239.10, 8,640,358.65 and 4,491,195.90

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Solution

The fourth proportional to 5,760,239.10, 8,640,358.65 and 4,491,195.90 is: 6,736,793.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760,239.10 : 8,640,358.65 = 4,491,195.90 : x
  2. Step 2: Convert to fraction form
    5,760,239.10/8,640,358.65 = 4,491,195.90/x
  3. Step 3: Cross multiply
    5,760,239.10x = 8,640,358.65 × 4,491,195.90
  4. Step 4: Simplify right side
    5,760,239.10x = 38,805,543,343,409.54
  5. Step 5: Solve for x
    x = 38,805,543,343,409.54/5,760,239.10
  6. Step 6: Final answer
    x = 6,736,793.85

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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.