Home / 12,819,175.83-19,231,822.73-4,183,292.30

Finding the Fourth Proportional to 12,819,175.83, 19,231,822.73 and 4,183,292.30

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Solution

The fourth proportional to 12,819,175.83, 19,231,822.73 and 4,183,292.30 is: 6,275,936.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,819,175.83 : 19,231,822.73 = 4,183,292.30 : x
  2. Step 2: Convert to fraction form
    12,819,175.83/19,231,822.73 = 4,183,292.30/x
  3. Step 3: Cross multiply
    12,819,175.83x = 19,231,822.73 × 4,183,292.30
  4. Step 4: Simplify right side
    12,819,175.83x = 80,452,335,940,321.08
  5. Step 5: Solve for x
    x = 80,452,335,940,321.08/12,819,175.83
  6. Step 6: Final answer
    x = 6,275,936.69

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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.