Home / 11,945,171.74-16,485,736.47-6,789,308.32

Finding the Fourth Proportional to 11,945,171.74, 16,485,736.47 and 6,789,308.32

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Solution

The fourth proportional to 11,945,171.74, 16,485,736.47 and 6,789,308.32 is: 9,370,040.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,945,171.74 : 16,485,736.47 = 6,789,308.32 : x
  2. Step 2: Convert to fraction form
    11,945,171.74/16,485,736.47 = 6,789,308.32/x
  3. Step 3: Cross multiply
    11,945,171.74x = 16,485,736.47 × 6,789,308.32
  4. Step 4: Simplify right side
    11,945,171.74x = 111,926,747,777,098.44
  5. Step 5: Solve for x
    x = 111,926,747,777,098.44/11,945,171.74
  6. Step 6: Final answer
    x = 9,370,040.90

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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.