Home / 26,969,104.20-40,458,905.10-7,800,486.60

Finding the Fourth Proportional to 26,969,104.20, 40,458,905.10 and 7,800,486.60

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Solution

The fourth proportional to 26,969,104.20, 40,458,905.10 and 7,800,486.60 is: 11,702,248.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,969,104.20 : 40,458,905.10 = 7,800,486.60 : x
  2. Step 2: Convert to fraction form
    26,969,104.20/40,458,905.10 = 7,800,486.60/x
  3. Step 3: Cross multiply
    26,969,104.20x = 40,458,905.10 × 7,800,486.60
  4. Step 4: Simplify right side
    26,969,104.20x = 315,599,147,083,221.69
  5. Step 5: Solve for x
    x = 315,599,147,083,221.69/26,969,104.20
  6. Step 6: Final answer
    x = 11,702,248.05

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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.