Home / 10,004,976.82-15,008,959.92-3,181,772.60

Finding the Fourth Proportional to 10,004,976.82, 15,008,959.92 and 3,181,772.60

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Solution

The fourth proportional to 10,004,976.82, 15,008,959.92 and 3,181,772.60 is: 4,773,134.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,004,976.82 : 15,008,959.92 = 3,181,772.60 : x
  2. Step 2: Convert to fraction form
    10,004,976.82/15,008,959.92 = 3,181,772.60/x
  3. Step 3: Cross multiply
    10,004,976.82x = 15,008,959.92 × 3,181,772.60
  4. Step 4: Simplify right side
    10,004,976.82x = 47,755,097,427,954.20
  5. Step 5: Solve for x
    x = 47,755,097,427,954.20/10,004,976.82
  6. Step 6: Final answer
    x = 4,773,134.24

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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.