Home / 12,432,628.19-17,032,761.39-11,966,656.27

Finding the Fourth Proportional to 12,432,628.19, 17,032,761.39 and 11,966,656.27

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Solution

The fourth proportional to 12,432,628.19, 17,032,761.39 and 11,966,656.27 is: 16,394,377.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,432,628.19 : 17,032,761.39 = 11,966,656.27 : x
  2. Step 2: Convert to fraction form
    12,432,628.19/17,032,761.39 = 11,966,656.27/x
  3. Step 3: Cross multiply
    12,432,628.19x = 17,032,761.39 × 11,966,656.27
  4. Step 4: Simplify right side
    12,432,628.19x = 203,825,200,883,624.72
  5. Step 5: Solve for x
    x = 203,825,200,883,624.72/12,432,628.19
  6. Step 6: Final answer
    x = 16,394,377.58

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.