Home / 18,751,190.88-28,267,329.76-17,501,266.56

Finding the Fourth Proportional to 18,751,190.88, 28,267,329.76 and 17,501,266.56

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Solution

The fourth proportional to 18,751,190.88, 28,267,329.76 and 17,501,266.56 is: 26,383,074.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,751,190.88 : 28,267,329.76 = 17,501,266.56 : x
  2. Step 2: Convert to fraction form
    18,751,190.88/28,267,329.76 = 17,501,266.56/x
  3. Step 3: Cross multiply
    18,751,190.88x = 28,267,329.76 × 17,501,266.56
  4. Step 4: Simplify right side
    18,751,190.88x = 494,714,073,069,180.81
  5. Step 5: Solve for x
    x = 494,714,073,069,180.81/18,751,190.88
  6. Step 6: Final answer
    x = 26,383,074.88

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.