Home / 76,580,086.97-105,681,194.49-41,772,932.21

Finding the Fourth Proportional to 76,580,086.97, 105,681,194.49 and 41,772,932.21

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Solution

The fourth proportional to 76,580,086.97, 105,681,194.49 and 41,772,932.21 is: 57,647,014.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,580,086.97 : 105,681,194.49 = 41,772,932.21 : x
  2. Step 2: Convert to fraction form
    76,580,086.97/105,681,194.49 = 41,772,932.21/x
  3. Step 3: Cross multiply
    76,580,086.97x = 105,681,194.49 × 41,772,932.21
  4. Step 4: Simplify right side
    76,580,086.97x = 4,414,613,372,774,189
  5. Step 5: Solve for x
    x = 4,414,613,372,774,189/76,580,086.97
  6. Step 6: Final answer
    x = 57,647,014.36

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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.