Home / 5,555,643.69-7,667,086.05-3,108,108.73

Finding the Fourth Proportional to 5,555,643.69, 7,667,086.05 and 3,108,108.73

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Solution

The fourth proportional to 5,555,643.69, 7,667,086.05 and 3,108,108.73 is: 4,289,356.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,643.69 : 7,667,086.05 = 3,108,108.73 : x
  2. Step 2: Convert to fraction form
    5,555,643.69/7,667,086.05 = 3,108,108.73/x
  3. Step 3: Cross multiply
    5,555,643.69x = 7,667,086.05 × 3,108,108.73
  4. Step 4: Simplify right side
    5,555,643.69x = 23,830,137,085,666.21
  5. Step 5: Solve for x
    x = 23,830,137,085,666.21/5,555,643.69
  6. Step 6: Final answer
    x = 4,289,356.63

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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.