Home / 69,682,827.33-104,524,407.18-21,161,046.06

Finding the Fourth Proportional to 69,682,827.33, 104,524,407.18 and 21,161,046.06

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Solution

The fourth proportional to 69,682,827.33, 104,524,407.18 and 21,161,046.06 is: 31,741,619.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,682,827.33 : 104,524,407.18 = 21,161,046.06 : x
  2. Step 2: Convert to fraction form
    69,682,827.33/104,524,407.18 = 21,161,046.06/x
  3. Step 3: Cross multiply
    69,682,827.33x = 104,524,407.18 × 21,161,046.06
  4. Step 4: Simplify right side
    69,682,827.33x = 2,211,845,794,730,174.75
  5. Step 5: Solve for x
    x = 2,211,845,794,730,174.75/69,682,827.33
  6. Step 6: Final answer
    x = 31,741,619.56

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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.