Home / 76,580,087.97-105,681,195.87-41,772,933.21

Finding the Fourth Proportional to 76,580,087.97, 105,681,195.87 and 41,772,933.21

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Solution

The fourth proportional to 76,580,087.97, 105,681,195.87 and 41,772,933.21 is: 57,647,015.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,580,087.97 : 105,681,195.87 = 41,772,933.21 : x
  2. Step 2: Convert to fraction form
    76,580,087.97/105,681,195.87 = 41,772,933.21/x
  3. Step 3: Cross multiply
    76,580,087.97x = 105,681,195.87 × 41,772,933.21
  4. Step 4: Simplify right side
    76,580,087.97x = 4,414,613,536,630,438
  5. Step 5: Solve for x
    x = 4,414,613,536,630,438/76,580,087.97
  6. Step 6: Final answer
    x = 57,647,015.74

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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.