Home / 13,536,190.95-18,682,331.61-8,032,600.38

Finding the Fourth Proportional to 13,536,190.95, 18,682,331.61 and 8,032,600.38

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Solution

The fourth proportional to 13,536,190.95, 18,682,331.61 and 8,032,600.38 is: 11,086,405.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,536,190.95 : 18,682,331.61 = 8,032,600.38 : x
  2. Step 2: Convert to fraction form
    13,536,190.95/18,682,331.61 = 8,032,600.38/x
  3. Step 3: Cross multiply
    13,536,190.95x = 18,682,331.61 × 8,032,600.38
  4. Step 4: Simplify right side
    13,536,190.95x = 150,067,703,989,772
  5. Step 5: Solve for x
    x = 150,067,703,989,772/13,536,190.95
  6. Step 6: Final answer
    x = 11,086,405.66

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1.5x scale

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.