Home / 17,220,738.23-23,764,620.06-9,485,780.55

Finding the Fourth Proportional to 17,220,738.23, 23,764,620.06 and 9,485,780.55

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Solution

The fourth proportional to 17,220,738.23, 23,764,620.06 and 9,485,780.55 is: 13,090,377.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,220,738.23 : 23,764,620.06 = 9,485,780.55 : x
  2. Step 2: Convert to fraction form
    17,220,738.23/23,764,620.06 = 9,485,780.55/x
  3. Step 3: Cross multiply
    17,220,738.23x = 23,764,620.06 × 9,485,780.55
  4. Step 4: Simplify right side
    17,220,738.23x = 225,425,970,743,287.84
  5. Step 5: Solve for x
    x = 225,425,970,743,287.84/17,220,738.23
  6. Step 6: Final answer
    x = 13,090,377.88

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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.