Home / 69,485,912.12-104,193,245.06-36,714,104.55

Finding the Fourth Proportional to 69,485,912.12, 104,193,245.06 and 36,714,104.55

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Solution

The fourth proportional to 69,485,912.12, 104,193,245.06 and 36,714,104.55 is: 55,052,334.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,485,912.12 : 104,193,245.06 = 36,714,104.55 : x
  2. Step 2: Convert to fraction form
    69,485,912.12/104,193,245.06 = 36,714,104.55/x
  3. Step 3: Cross multiply
    69,485,912.12x = 104,193,245.06 × 36,714,104.55
  4. Step 4: Simplify right side
    69,485,912.12x = 3,825,361,692,490,718
  5. Step 5: Solve for x
    x = 3,825,361,692,490,718/69,485,912.12
  6. Step 6: Final answer
    x = 55,052,334.72

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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.