Home / 6,619,747.50-9,929,621.82-2,132,023.50

Finding the Fourth Proportional to 6,619,747.50, 9,929,621.82 and 2,132,023.50

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Solution

The fourth proportional to 6,619,747.50, 9,929,621.82 and 2,132,023.50 is: 3,198,035.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619,747.50 : 9,929,621.82 = 2,132,023.50 : x
  2. Step 2: Convert to fraction form
    6,619,747.50/9,929,621.82 = 2,132,023.50/x
  3. Step 3: Cross multiply
    6,619,747.50x = 9,929,621.82 × 2,132,023.50
  4. Step 4: Simplify right side
    6,619,747.50x = 21,170,187,066,352.77
  5. Step 5: Solve for x
    x = 21,170,187,066,352.77/6,619,747.50
  6. Step 6: Final answer
    x = 3,198,035.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.