Home / 11,928,103.74-16,458,596.55-7,034,857.02

Finding the Fourth Proportional to 11,928,103.74, 16,458,596.55 and 7,034,857.02

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Solution

The fourth proportional to 11,928,103.74, 16,458,596.55 and 7,034,857.02 is: 9,706,813.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,928,103.74 : 16,458,596.55 = 7,034,857.02 : x
  2. Step 2: Convert to fraction form
    11,928,103.74/16,458,596.55 = 7,034,857.02/x
  3. Step 3: Cross multiply
    11,928,103.74x = 16,458,596.55 × 7,034,857.02
  4. Step 4: Simplify right side
    11,928,103.74x = 115,783,873,479,115.28
  5. Step 5: Solve for x
    x = 115,783,873,479,115.28/11,928,103.74
  6. Step 6: Final answer
    x = 9,706,813.09

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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.