Home / 76,941,742.26-115,419,708.27-25,126,616.46

Finding the Fourth Proportional to 76,941,742.26, 115,419,708.27 and 25,126,616.46

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Solution

The fourth proportional to 76,941,742.26, 115,419,708.27 and 25,126,616.46 is: 37,692,241.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,941,742.26 : 115,419,708.27 = 25,126,616.46 : x
  2. Step 2: Convert to fraction form
    76,941,742.26/115,419,708.27 = 25,126,616.46/x
  3. Step 3: Cross multiply
    76,941,742.26x = 115,419,708.27 × 25,126,616.46
  4. Step 4: Simplify right side
    76,941,742.26x = 2,900,106,741,625,380
  5. Step 5: Solve for x
    x = 2,900,106,741,625,380/76,941,742.26
  6. Step 6: Final answer
    x = 37,692,241.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.