Home / 7,887,073.20-11,851,415.97-4,246,494.78

Finding the Fourth Proportional to 7,887,073.20, 11,851,415.97 and 4,246,494.78

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Solution

The fourth proportional to 7,887,073.20, 11,851,415.97 and 4,246,494.78 is: 6,380,944.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887,073.20 : 11,851,415.97 = 4,246,494.78 : x
  2. Step 2: Convert to fraction form
    7,887,073.20/11,851,415.97 = 4,246,494.78/x
  3. Step 3: Cross multiply
    7,887,073.20x = 11,851,415.97 × 4,246,494.78
  4. Step 4: Simplify right side
    7,887,073.20x = 50,326,976,052,213.64
  5. Step 5: Solve for x
    x = 50,326,976,052,213.64/7,887,073.20
  6. Step 6: Final answer
    x = 6,380,944.46

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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.