Home / 13,427,844.06-18,530,173.58-7,467,616.20

Finding the Fourth Proportional to 13,427,844.06, 18,530,173.58 and 7,467,616.20

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Solution

The fourth proportional to 13,427,844.06, 18,530,173.58 and 7,467,616.20 is: 10,305,170.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,427,844.06 : 18,530,173.58 = 7,467,616.20 : x
  2. Step 2: Convert to fraction form
    13,427,844.06/18,530,173.58 = 7,467,616.20/x
  3. Step 3: Cross multiply
    13,427,844.06x = 18,530,173.58 × 7,467,616.20
  4. Step 4: Simplify right side
    13,427,844.06x = 138,376,224,414,819.98
  5. Step 5: Solve for x
    x = 138,376,224,414,819.98/13,427,844.06
  6. Step 6: Final answer
    x = 10,305,170.64

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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.