Home / 19,082,016.12-28,550,796.75-11,305,107.30

Finding the Fourth Proportional to 19,082,016.12, 28,550,796.75 and 11,305,107.30

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Solution

The fourth proportional to 19,082,016.12, 28,550,796.75 and 11,305,107.30 is: 16,914,869.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,082,016.12 : 28,550,796.75 = 11,305,107.30 : x
  2. Step 2: Convert to fraction form
    19,082,016.12/28,550,796.75 = 11,305,107.30/x
  3. Step 3: Cross multiply
    19,082,016.12x = 28,550,796.75 × 11,305,107.30
  4. Step 4: Simplify right side
    19,082,016.12x = 322,769,820,759,241.31
  5. Step 5: Solve for x
    x = 322,769,820,759,241.31/19,082,016.12
  6. Step 6: Final answer
    x = 16,914,869.93

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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.