Home / 18,257,581.44-25,195,772.12-9,997,512.08

Finding the Fourth Proportional to 18,257,581.44, 25,195,772.12 and 9,997,512.08

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Solution

The fourth proportional to 18,257,581.44, 25,195,772.12 and 9,997,512.08 is: 13,796,736.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257,581.44 : 25,195,772.12 = 9,997,512.08 : x
  2. Step 2: Convert to fraction form
    18,257,581.44/25,195,772.12 = 9,997,512.08/x
  3. Step 3: Cross multiply
    18,257,581.44x = 25,195,772.12 × 9,997,512.08
  4. Step 4: Simplify right side
    18,257,581.44x = 251,895,035,958,660.75
  5. Step 5: Solve for x
    x = 251,895,035,958,660.75/18,257,581.44
  6. Step 6: Final answer
    x = 13,796,736.26

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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.