Home / 28,489,028.33-39,328,414.52-19,086,010.18

Finding the Fourth Proportional to 28,489,028.33, 39,328,414.52 and 19,086,010.18

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Solution

The fourth proportional to 28,489,028.33, 39,328,414.52 and 19,086,010.18 is: 26,347,775.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,489,028.33 : 39,328,414.52 = 19,086,010.18 : x
  2. Step 2: Convert to fraction form
    28,489,028.33/39,328,414.52 = 19,086,010.18/x
  3. Step 3: Cross multiply
    28,489,028.33x = 39,328,414.52 × 19,086,010.18
  4. Step 4: Simplify right side
    28,489,028.33x = 750,622,519,698,228.62
  5. Step 5: Solve for x
    x = 750,622,519,698,228.62/28,489,028.33
  6. Step 6: Final answer
    x = 26,347,775.39

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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.