Home / 5,279,322.20-7,911,110.10-4,476,255.80

Finding the Fourth Proportional to 5,279,322.20, 7,911,110.10 and 4,476,255.80

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Solution

The fourth proportional to 5,279,322.20, 7,911,110.10 and 4,476,255.80 is: 6,707,708.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,279,322.20 : 7,911,110.10 = 4,476,255.80 : x
  2. Step 2: Convert to fraction form
    5,279,322.20/7,911,110.10 = 4,476,255.80/x
  3. Step 3: Cross multiply
    5,279,322.20x = 7,911,110.10 × 4,476,255.80
  4. Step 4: Simplify right side
    5,279,322.20x = 35,412,152,469,563.58
  5. Step 5: Solve for x
    x = 35,412,152,469,563.58/5,279,322.20
  6. Step 6: Final answer
    x = 6,707,708.14

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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.