Home / 18,188,335.36-27,280,291.74-11,365,517.44

Finding the Fourth Proportional to 18,188,335.36, 27,280,291.74 and 11,365,517.44

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Solution

The fourth proportional to 18,188,335.36, 27,280,291.74 and 11,365,517.44 is: 17,046,894.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,188,335.36 : 27,280,291.74 = 11,365,517.44 : x
  2. Step 2: Convert to fraction form
    18,188,335.36/27,280,291.74 = 11,365,517.44/x
  3. Step 3: Cross multiply
    18,188,335.36x = 27,280,291.74 × 11,365,517.44
  4. Step 4: Simplify right side
    18,188,335.36x = 310,054,631,539,257.94
  5. Step 5: Solve for x
    x = 310,054,631,539,257.94/18,188,335.36
  6. Step 6: Final answer
    x = 17,046,894.36

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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.