Home / 5,324,004.10-7,986,006.15-4,379,220.10

Finding the Fourth Proportional to 5,324,004.10, 7,986,006.15 and 4,379,220.10

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Solution

The fourth proportional to 5,324,004.10, 7,986,006.15 and 4,379,220.10 is: 6,568,830.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324,004.10 : 7,986,006.15 = 4,379,220.10 : x
  2. Step 2: Convert to fraction form
    5,324,004.10/7,986,006.15 = 4,379,220.10/x
  3. Step 3: Cross multiply
    5,324,004.10x = 7,986,006.15 × 4,379,220.10
  4. Step 4: Simplify right side
    5,324,004.10x = 34,972,478,650,803.61
  5. Step 5: Solve for x
    x = 34,972,478,650,803.61/5,324,004.10
  6. Step 6: Final answer
    x = 6,568,830.15

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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.