Home / 20,222,642.25-27,907,344.72-11,055,285

Finding the Fourth Proportional to 20,222,642.25, 27,907,344.72 and 11,055,285

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Solution

The fourth proportional to 20,222,642.25, 27,907,344.72 and 11,055,285 is: 15,256,347.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,222,642.25 : 27,907,344.72 = 11,055,285 : x
  2. Step 2: Convert to fraction form
    20,222,642.25/27,907,344.72 = 11,055,285/x
  3. Step 3: Cross multiply
    20,222,642.25x = 27,907,344.72 × 11,055,285
  4. Step 4: Simplify right side
    20,222,642.25x = 308,523,649,472,845.19
  5. Step 5: Solve for x
    x = 308,523,649,472,845.19/20,222,642.25
  6. Step 6: Final answer
    x = 15,256,347.10

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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.