Home / 18,326,111.73-27,457,415.32-11,122,551.69

Finding the Fourth Proportional to 18,326,111.73, 27,457,415.32 and 11,122,551.69

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Solution

The fourth proportional to 18,326,111.73, 27,457,415.32 and 11,122,551.69 is: 16,664,556.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,326,111.73 : 27,457,415.32 = 11,122,551.69 : x
  2. Step 2: Convert to fraction form
    18,326,111.73/27,457,415.32 = 11,122,551.69/x
  3. Step 3: Cross multiply
    18,326,111.73x = 27,457,415.32 × 11,122,551.69
  4. Step 4: Simplify right side
    18,326,111.73x = 305,396,521,170,497.88
  5. Step 5: Solve for x
    x = 305,396,521,170,497.88/18,326,111.73
  6. Step 6: Final answer
    x = 16,664,556.33

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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.