Home / 66,207,504.85-91,366,271.08-41,080,268.60

Finding the Fourth Proportional to 66,207,504.85, 91,366,271.08 and 41,080,268.60

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Solution

The fourth proportional to 66,207,504.85, 91,366,271.08 and 41,080,268.60 is: 56,690,717.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,207,504.85 : 91,366,271.08 = 41,080,268.60 : x
  2. Step 2: Convert to fraction form
    66,207,504.85/91,366,271.08 = 41,080,268.60/x
  3. Step 3: Cross multiply
    66,207,504.85x = 91,366,271.08 × 41,080,268.60
  4. Step 4: Simplify right side
    66,207,504.85x = 3,753,350,957,226,578
  5. Step 5: Solve for x
    x = 3,753,350,957,226,578/66,207,504.85
  6. Step 6: Final answer
    x = 56,690,717.55

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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.