Home / 10,969,099.20-16,420,471.20-9,774,705.60

Finding the Fourth Proportional to 10,969,099.20, 16,420,471.20 and 9,774,705.60

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Solution

The fourth proportional to 10,969,099.20, 16,420,471.20 and 9,774,705.60 is: 14,632,493.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,969,099.20 : 16,420,471.20 = 9,774,705.60 : x
  2. Step 2: Convert to fraction form
    10,969,099.20/16,420,471.20 = 9,774,705.60/x
  3. Step 3: Cross multiply
    10,969,099.20x = 16,420,471.20 × 9,774,705.60
  4. Step 4: Simplify right side
    10,969,099.20x = 160,505,271,793,278.72
  5. Step 5: Solve for x
    x = 160,505,271,793,278.72/10,969,099.20
  6. Step 6: Final answer
    x = 14,632,493.41

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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.