Home / 20,006,768.66-27,594,107.12-17,220,633.64

Finding the Fourth Proportional to 20,006,768.66, 27,594,107.12 and 17,220,633.64

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Solution

The fourth proportional to 20,006,768.66, 27,594,107.12 and 17,220,633.64 is: 23,751,362.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,006,768.66 : 27,594,107.12 = 17,220,633.64 : x
  2. Step 2: Convert to fraction form
    20,006,768.66/27,594,107.12 = 17,220,633.64/x
  3. Step 3: Cross multiply
    20,006,768.66x = 27,594,107.12 × 17,220,633.64
  4. Step 4: Simplify right side
    20,006,768.66x = 475,188,009,336,435.56
  5. Step 5: Solve for x
    x = 475,188,009,336,435.56/20,006,768.66
  6. Step 6: Final answer
    x = 23,751,362.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.