Home / 18,445,078.20-27,667,617.30-17,185,366.20

Finding the Fourth Proportional to 18,445,078.20, 27,667,617.30 and 17,185,366.20

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Solution

The fourth proportional to 18,445,078.20, 27,667,617.30 and 17,185,366.20 is: 25,778,049.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445,078.20 : 27,667,617.30 = 17,185,366.20 : x
  2. Step 2: Convert to fraction form
    18,445,078.20/27,667,617.30 = 17,185,366.20/x
  3. Step 3: Cross multiply
    18,445,078.20x = 27,667,617.30 × 17,185,366.20
  4. Step 4: Simplify right side
    18,445,078.20x = 475,478,135,181,955.25
  5. Step 5: Solve for x
    x = 475,478,135,181,955.25/18,445,078.20
  6. Step 6: Final answer
    x = 25,778,049.30

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1.5x scale

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.