Home / 20,021,247.06-27,629,538.56-11,761,657.48

Finding the Fourth Proportional to 20,021,247.06, 27,629,538.56 and 11,761,657.48

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Solution

The fourth proportional to 20,021,247.06, 27,629,538.56 and 11,761,657.48 is: 16,231,215.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,021,247.06 : 27,629,538.56 = 11,761,657.48 : x
  2. Step 2: Convert to fraction form
    20,021,247.06/27,629,538.56 = 11,761,657.48/x
  3. Step 3: Cross multiply
    20,021,247.06x = 27,629,538.56 × 11,761,657.48
  4. Step 4: Simplify right side
    20,021,247.06x = 324,969,168,873,172.44
  5. Step 5: Solve for x
    x = 324,969,168,873,172.44/20,021,247.06
  6. Step 6: Final answer
    x = 16,231,215.16

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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.