Home / 26,288,419.68-39,397,381.76-20,459,643.73

Finding the Fourth Proportional to 26,288,419.68, 39,397,381.76 and 20,459,643.73

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Solution

The fourth proportional to 26,288,419.68, 39,397,381.76 and 20,459,643.73 is: 30,662,033.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,288,419.68 : 39,397,381.76 = 20,459,643.73 : x
  2. Step 2: Convert to fraction form
    26,288,419.68/39,397,381.76 = 20,459,643.73/x
  3. Step 3: Cross multiply
    26,288,419.68x = 39,397,381.76 × 20,459,643.73
  4. Step 4: Simplify right side
    26,288,419.68x = 806,056,394,405,115.38
  5. Step 5: Solve for x
    x = 806,056,394,405,115.38/26,288,419.68
  6. Step 6: Final answer
    x = 30,662,033.11

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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.