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Finding the Fourth Proportional to 5,505,059.59, 8,257,589.39 and 5,505,059.59

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Solution

The fourth proportional to 5,505,059.59, 8,257,589.39 and 5,505,059.59 is: 8,257,589.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505,059.59 : 8,257,589.39 = 5,505,059.59 : x
  2. Step 2: Convert to fraction form
    5,505,059.59/8,257,589.39 = 5,505,059.59/x
  3. Step 3: Cross multiply
    5,505,059.59x = 8,257,589.39 × 5,505,059.59
  4. Step 4: Simplify right side
    5,505,059.59x = 45,458,521,654,820.43
  5. Step 5: Solve for x
    x = 45,458,521,654,820.43/5,505,059.59
  6. Step 6: Final answer
    x = 8,257,589.39

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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.