Home / 49,989,862.20-74,990,625.30-15,914,652.60

Finding the Fourth Proportional to 49,989,862.20, 74,990,625.30 and 15,914,652.60

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Solution

The fourth proportional to 49,989,862.20, 74,990,625.30 and 15,914,652.60 is: 23,873,835.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,989,862.20 : 74,990,625.30 = 15,914,652.60 : x
  2. Step 2: Convert to fraction form
    49,989,862.20/74,990,625.30 = 15,914,652.60/x
  3. Step 3: Cross multiply
    49,989,862.20x = 74,990,625.30 × 15,914,652.60
  4. Step 4: Simplify right side
    49,989,862.20x = 1,193,449,749,906,270.75
  5. Step 5: Solve for x
    x = 1,193,449,749,906,270.75/49,989,862.20
  6. Step 6: Final answer
    x = 23,873,835.56

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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.