Home / 5,388,092.20-7,436,530.50-3,212,775.40

Finding the Fourth Proportional to 5,388,092.20, 7,436,530.50 and 3,212,775.40

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Solution

The fourth proportional to 5,388,092.20, 7,436,530.50 and 3,212,775.40 is: 4,434,204.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,092.20 : 7,436,530.50 = 3,212,775.40 : x
  2. Step 2: Convert to fraction form
    5,388,092.20/7,436,530.50 = 3,212,775.40/x
  3. Step 3: Cross multiply
    5,388,092.20x = 7,436,530.50 × 3,212,775.40
  4. Step 4: Simplify right side
    5,388,092.20x = 23,891,902,251,749.70
  5. Step 5: Solve for x
    x = 23,891,902,251,749.70/5,388,092.20
  6. Step 6: Final answer
    x = 4,434,204.42

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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.