Home / 13,940,404.68-19,169,535.96-12,101,648.88

Finding the Fourth Proportional to 13,940,404.68, 19,169,535.96 and 12,101,648.88

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Solution

The fourth proportional to 13,940,404.68, 19,169,535.96 and 12,101,648.88 is: 16,641,051.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,940,404.68 : 19,169,535.96 = 12,101,648.88 : x
  2. Step 2: Convert to fraction form
    13,940,404.68/19,169,535.96 = 12,101,648.88/x
  3. Step 3: Cross multiply
    13,940,404.68x = 19,169,535.96 × 12,101,648.88
  4. Step 4: Simplify right side
    13,940,404.68x = 231,982,993,380,453.75
  5. Step 5: Solve for x
    x = 231,982,993,380,453.75/13,940,404.68
  6. Step 6: Final answer
    x = 16,641,051.58

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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.