Home / 18,496,163.70-27,744,245.55-17,752,146.30

Finding the Fourth Proportional to 18,496,163.70, 27,744,245.55 and 17,752,146.30

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Solution

The fourth proportional to 18,496,163.70, 27,744,245.55 and 17,752,146.30 is: 26,628,219.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,496,163.70 : 27,744,245.55 = 17,752,146.30 : x
  2. Step 2: Convert to fraction form
    18,496,163.70/27,744,245.55 = 17,752,146.30/x
  3. Step 3: Cross multiply
    18,496,163.70x = 27,744,245.55 × 17,752,146.30
  4. Step 4: Simplify right side
    18,496,163.70x = 492,519,905,986,724
  5. Step 5: Solve for x
    x = 492,519,905,986,724/18,496,163.70
  6. Step 6: Final answer
    x = 26,628,219.45

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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.