Home / 25,999,716.96-38,976,447.92-12,344,438.88

Finding the Fourth Proportional to 25,999,716.96, 38,976,447.92 and 12,344,438.88

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Solution

The fourth proportional to 25,999,716.96, 38,976,447.92 and 12,344,438.88 is: 18,505,677.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,999,716.96 : 38,976,447.92 = 12,344,438.88 : x
  2. Step 2: Convert to fraction form
    25,999,716.96/38,976,447.92 = 12,344,438.88/x
  3. Step 3: Cross multiply
    25,999,716.96x = 38,976,447.92 × 12,344,438.88
  4. Step 4: Simplify right side
    25,999,716.96x = 481,142,379,046,220.94
  5. Step 5: Solve for x
    x = 481,142,379,046,220.94/25,999,716.96
  6. Step 6: Final answer
    x = 18,505,677.57

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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.