Home / 66,549,760.43-91,836,974.21-37,181,313.82

Finding the Fourth Proportional to 66,549,760.43, 91,836,974.21 and 37,181,313.82

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Solution

The fourth proportional to 66,549,760.43, 91,836,974.21 and 37,181,313.82 is: 51,309,265.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,549,760.43 : 91,836,974.21 = 37,181,313.82 : x
  2. Step 2: Convert to fraction form
    66,549,760.43/91,836,974.21 = 37,181,313.82/x
  3. Step 3: Cross multiply
    66,549,760.43x = 91,836,974.21 × 37,181,313.82
  4. Step 4: Simplify right side
    66,549,760.43x = 3,414,619,357,793,563
  5. Step 5: Solve for x
    x = 3,414,619,357,793,563/66,549,760.43
  6. Step 6: Final answer
    x = 51,309,265.96

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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.