Home / 66,268,763.56-91,450,021.82-36,498,840.04

Finding the Fourth Proportional to 66,268,763.56, 91,450,021.82 and 36,498,840.04

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Solution

The fourth proportional to 66,268,763.56, 91,450,021.82 and 36,498,840.04 is: 50,367,919.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,268,763.56 : 91,450,021.82 = 36,498,840.04 : x
  2. Step 2: Convert to fraction form
    66,268,763.56/91,450,021.82 = 36,498,840.04/x
  3. Step 3: Cross multiply
    66,268,763.56x = 91,450,021.82 × 36,498,840.04
  4. Step 4: Simplify right side
    66,268,763.56x = 3,337,819,718,062,689.50
  5. Step 5: Solve for x
    x = 3,337,819,718,062,689.50/66,268,763.56
  6. Step 6: Final answer
    x = 50,367,919.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.