Home / 8,049,716.28-11,108,667.06-4,378,664.61

Finding the Fourth Proportional to 8,049,716.28, 11,108,667.06 and 4,378,664.61

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Solution

The fourth proportional to 8,049,716.28, 11,108,667.06 and 4,378,664.61 is: 6,042,589.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,049,716.28 : 11,108,667.06 = 4,378,664.61 : x
  2. Step 2: Convert to fraction form
    8,049,716.28/11,108,667.06 = 4,378,664.61/x
  3. Step 3: Cross multiply
    8,049,716.28x = 11,108,667.06 × 4,378,664.61
  4. Step 4: Simplify right side
    8,049,716.28x = 48,641,127,319,894.75
  5. Step 5: Solve for x
    x = 48,641,127,319,894.75/8,049,716.28
  6. Step 6: Final answer
    x = 6,042,589.03

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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.