Home / 6,643,665.82-9,168,258.54-3,587,879.80

Finding the Fourth Proportional to 6,643,665.82, 9,168,258.54 and 3,587,879.80

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Solution

The fourth proportional to 6,643,665.82, 9,168,258.54 and 3,587,879.80 is: 4,951,273.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,665.82 : 9,168,258.54 = 3,587,879.80 : x
  2. Step 2: Convert to fraction form
    6,643,665.82/9,168,258.54 = 3,587,879.80/x
  3. Step 3: Cross multiply
    6,643,665.82x = 9,168,258.54 × 3,587,879.80
  4. Step 4: Simplify right side
    6,643,665.82x = 32,894,609,616,843.49
  5. Step 5: Solve for x
    x = 32,894,609,616,843.49/6,643,665.82
  6. Step 6: Final answer
    x = 4,951,273.97

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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.