Home / 7,789,538.31-10,749,231.75-4,305,007.61

Finding the Fourth Proportional to 7,789,538.31, 10,749,231.75 and 4,305,007.61

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Solution

The fourth proportional to 7,789,538.31, 10,749,231.75 and 4,305,007.61 is: 5,940,727.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,789,538.31 : 10,749,231.75 = 4,305,007.61 : x
  2. Step 2: Convert to fraction form
    7,789,538.31/10,749,231.75 = 4,305,007.61/x
  3. Step 3: Cross multiply
    7,789,538.31x = 10,749,231.75 × 4,305,007.61
  4. Step 4: Simplify right side
    7,789,538.31x = 46,275,524,431,657.46
  5. Step 5: Solve for x
    x = 46,275,524,431,657.46/7,789,538.31
  6. Step 6: Final answer
    x = 5,940,727.50

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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.