Home / 18,147,257.70-27,223,219.35-9,054,003.30

Finding the Fourth Proportional to 18,147,257.70, 27,223,219.35 and 9,054,003.30

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Solution

The fourth proportional to 18,147,257.70, 27,223,219.35 and 9,054,003.30 is: 13,582,168.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,147,257.70 : 27,223,219.35 = 9,054,003.30 : x
  2. Step 2: Convert to fraction form
    18,147,257.70/27,223,219.35 = 9,054,003.30/x
  3. Step 3: Cross multiply
    18,147,257.70x = 27,223,219.35 × 9,054,003.30
  4. Step 4: Simplify right side
    18,147,257.70x = 246,479,117,831,523.88
  5. Step 5: Solve for x
    x = 246,479,117,831,523.88/18,147,257.70
  6. Step 6: Final answer
    x = 13,582,168.83

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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.