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Finding the Fourth Proportional to 33,608,851.20, 50,419,497.60 and 10,890,489.60

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Solution

The fourth proportional to 33,608,851.20, 50,419,497.60 and 10,890,489.60 is: 16,337,750.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,608,851.20 : 50,419,497.60 = 10,890,489.60 : x
  2. Step 2: Convert to fraction form
    33,608,851.20/50,419,497.60 = 10,890,489.60/x
  3. Step 3: Cross multiply
    33,608,851.20x = 50,419,497.60 × 10,890,489.60
  4. Step 4: Simplify right side
    33,608,851.20x = 549,093,014,250,024.94
  5. Step 5: Solve for x
    x = 549,093,014,250,024.94/33,608,851.20
  6. Step 6: Final answer
    x = 16,337,750.17

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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.