Home / 18,181,391.58-27,282,507.21-7,396,701.66

Finding the Fourth Proportional to 18,181,391.58, 27,282,507.21 and 7,396,701.66

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Solution

The fourth proportional to 18,181,391.58, 27,282,507.21 and 7,396,701.66 is: 11,099,291.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181,391.58 : 27,282,507.21 = 7,396,701.66 : x
  2. Step 2: Convert to fraction form
    18,181,391.58/27,282,507.21 = 7,396,701.66/x
  3. Step 3: Cross multiply
    18,181,391.58x = 27,282,507.21 × 7,396,701.66
  4. Step 4: Simplify right side
    18,181,391.58x = 201,800,566,369,168.97
  5. Step 5: Solve for x
    x = 201,800,566,369,168.97/18,181,391.58
  6. Step 6: Final answer
    x = 11,099,291.57

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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.