Home / 18,444,745.70-27,667,118.55-10,791,995.30

Finding the Fourth Proportional to 18,444,745.70, 27,667,118.55 and 10,791,995.30

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Solution

The fourth proportional to 18,444,745.70, 27,667,118.55 and 10,791,995.30 is: 16,187,992.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444,745.70 : 27,667,118.55 = 10,791,995.30 : x
  2. Step 2: Convert to fraction form
    18,444,745.70/27,667,118.55 = 10,791,995.30/x
  3. Step 3: Cross multiply
    18,444,745.70x = 27,667,118.55 × 10,791,995.30
  4. Step 4: Simplify right side
    18,444,745.70x = 298,583,413,356,142.81
  5. Step 5: Solve for x
    x = 298,583,413,356,142.81/18,444,745.70
  6. Step 6: Final answer
    x = 16,187,992.95

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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.