Home / 21,906,007.20-32,836,892.40-9,947,325.60

Finding the Fourth Proportional to 21,906,007.20, 32,836,892.40 and 9,947,325.60

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Solution

The fourth proportional to 21,906,007.20, 32,836,892.40 and 9,947,325.60 is: 14,910,944.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,906,007.20 : 32,836,892.40 = 9,947,325.60 : x
  2. Step 2: Convert to fraction form
    21,906,007.20/32,836,892.40 = 9,947,325.60/x
  3. Step 3: Cross multiply
    21,906,007.20x = 32,836,892.40 × 9,947,325.60
  4. Step 4: Simplify right side
    21,906,007.20x = 326,639,260,394,965.44
  5. Step 5: Solve for x
    x = 326,639,260,394,965.44/21,906,007.20
  6. Step 6: Final answer
    x = 14,910,944.63

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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.