Home / 5,555,632.71-7,667,972.32-3,380,876.56

Finding the Fourth Proportional to 5,555,632.71, 7,667,972.32 and 3,380,876.56

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Solution

The fourth proportional to 5,555,632.71, 7,667,972.32 and 3,380,876.56 is: 4,666,339.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,632.71 : 7,667,972.32 = 3,380,876.56 : x
  2. Step 2: Convert to fraction form
    5,555,632.71/7,667,972.32 = 3,380,876.56/x
  3. Step 3: Cross multiply
    5,555,632.71x = 7,667,972.32 × 3,380,876.56
  4. Step 4: Simplify right side
    5,555,632.71x = 25,924,467,879,416.82
  5. Step 5: Solve for x
    x = 25,924,467,879,416.82/5,555,632.71
  6. Step 6: Final answer
    x = 4,666,339.41

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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.