Home / 6,322,991.20-9,456,493.20-5,315,221.60

Finding the Fourth Proportional to 6,322,991.20, 9,456,493.20 and 5,315,221.60

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Solution

The fourth proportional to 6,322,991.20, 9,456,493.20 and 5,315,221.60 is: 7,949,300.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,322,991.20 : 9,456,493.20 = 5,315,221.60 : x
  2. Step 2: Convert to fraction form
    6,322,991.20/9,456,493.20 = 5,315,221.60/x
  3. Step 3: Cross multiply
    6,322,991.20x = 9,456,493.20 × 5,315,221.60
  4. Step 4: Simplify right side
    6,322,991.20x = 50,263,356,916,893.11
  5. Step 5: Solve for x
    x = 50,263,356,916,893.11/6,322,991.20
  6. Step 6: Final answer
    x = 7,949,300.47

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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.