Home / 19,189,336.38-26,494,066.66-11,351,366.60

Finding the Fourth Proportional to 19,189,336.38, 26,494,066.66 and 11,351,366.60

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Solution

The fourth proportional to 19,189,336.38, 26,494,066.66 and 11,351,366.60 is: 15,672,447.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,189,336.38 : 26,494,066.66 = 11,351,366.60 : x
  2. Step 2: Convert to fraction form
    19,189,336.38/26,494,066.66 = 11,351,366.60/x
  3. Step 3: Cross multiply
    19,189,336.38x = 26,494,066.66 × 11,351,366.60
  4. Step 4: Simplify right side
    19,189,336.38x = 300,743,863,193,270.44
  5. Step 5: Solve for x
    x = 300,743,863,193,270.44/19,189,336.38
  6. Step 6: Final answer
    x = 15,672,447.30

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.