Home / 7,238,181.68-10,857,646.20-1,846,879.28

Finding the Fourth Proportional to 7,238,181.68, 10,857,646.20 and 1,846,879.28

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Solution

The fourth proportional to 7,238,181.68, 10,857,646.20 and 1,846,879.28 is: 2,770,414.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238,181.68 : 10,857,646.20 = 1,846,879.28 : x
  2. Step 2: Convert to fraction form
    7,238,181.68/10,857,646.20 = 1,846,879.28/x
  3. Step 3: Cross multiply
    7,238,181.68x = 10,857,646.20 × 1,846,879.28
  4. Step 4: Simplify right side
    7,238,181.68x = 20,052,761,796,350.73
  5. Step 5: Solve for x
    x = 20,052,761,796,350.73/7,238,181.68
  6. Step 6: Final answer
    x = 2,770,414.27

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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.