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Finding the Fourth Proportional to 9,065,662.97, 13,589,945.84 and 4,512,407.22

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Solution

The fourth proportional to 9,065,662.97, 13,589,945.84 and 4,512,407.22 is: 6,764,355.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,065,662.97 : 13,589,945.84 = 4,512,407.22 : x
  2. Step 2: Convert to fraction form
    9,065,662.97/13,589,945.84 = 4,512,407.22/x
  3. Step 3: Cross multiply
    9,065,662.97x = 13,589,945.84 × 4,512,407.22
  4. Step 4: Simplify right side
    9,065,662.97x = 61,323,369,739,105.98
  5. Step 5: Solve for x
    x = 61,323,369,739,105.98/9,065,662.97
  6. Step 6: Final answer
    x = 6,764,355.79

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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.