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Finding the Fourth Proportional to 8,805,846.80, 13,193,023.80 and 7,546,134.80

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Solution

The fourth proportional to 8,805,846.80, 13,193,023.80 and 7,546,134.80 is: 11,305,708.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,805,846.80 : 13,193,023.80 = 7,546,134.80 : x
  2. Step 2: Convert to fraction form
    8,805,846.80/13,193,023.80 = 7,546,134.80/x
  3. Step 3: Cross multiply
    8,805,846.80x = 13,193,023.80 × 7,546,134.80
  4. Step 4: Simplify right side
    8,805,846.80x = 99,556,336,014,408.25
  5. Step 5: Solve for x
    x = 99,556,336,014,408.25/8,805,846.80
  6. Step 6: Final answer
    x = 11,305,708.39

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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.