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Finding the Fourth Proportional to 11,084,558.90, 15,480,591.10 and 11,084,558.90

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Solution

The fourth proportional to 11,084,558.90, 15,480,591.10 and 11,084,558.90 is: 15,480,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,084,558.90 : 15,480,591.10 = 11,084,558.90 : x
  2. Step 2: Convert to fraction form
    11,084,558.90/15,480,591.10 = 11,084,558.90/x
  3. Step 3: Cross multiply
    11,084,558.90x = 15,480,591.10 × 11,084,558.90
  4. Step 4: Simplify right side
    11,084,558.90x = 171,595,523,854,765.78
  5. Step 5: Solve for x
    x = 171,595,523,854,765.78/11,084,558.90
  6. Step 6: Final answer
    x = 15,480,591.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.