Home / 17,177,015.70-25,765,523.55-8,219,063.70

Finding the Fourth Proportional to 17,177,015.70, 25,765,523.55 and 8,219,063.70

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Solution

The fourth proportional to 17,177,015.70, 25,765,523.55 and 8,219,063.70 is: 12,328,595.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,177,015.70 : 25,765,523.55 = 8,219,063.70 : x
  2. Step 2: Convert to fraction form
    17,177,015.70/25,765,523.55 = 8,219,063.70/x
  3. Step 3: Cross multiply
    17,177,015.70x = 25,765,523.55 × 8,219,063.70
  4. Step 4: Simplify right side
    17,177,015.70x = 211,768,479,321,300.16
  5. Step 5: Solve for x
    x = 211,768,479,321,300.16/17,177,015.70
  6. Step 6: Final answer
    x = 12,328,595.55

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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.