Home / 91,726,419.80-126,534,222.12-54,530,241.44

Finding the Fourth Proportional to 91,726,419.80, 126,534,222.12 and 54,530,241.44

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Solution

The fourth proportional to 91,726,419.80, 126,534,222.12 and 54,530,241.44 is: 75,223,056.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,726,419.80 : 126,534,222.12 = 54,530,241.44 : x
  2. Step 2: Convert to fraction form
    91,726,419.80/126,534,222.12 = 54,530,241.44/x
  3. Step 3: Cross multiply
    91,726,419.80x = 126,534,222.12 × 54,530,241.44
  4. Step 4: Simplify right side
    91,726,419.80x = 6,899,941,682,626,189
  5. Step 5: Solve for x
    x = 6,899,941,682,626,189/91,726,419.80
  6. Step 6: Final answer
    x = 75,223,056.76

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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.