Home / 28,546,841.25-39,394,684.22-15,494,104.94

Finding the Fourth Proportional to 28,546,841.25, 39,394,684.22 and 15,494,104.94

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Solution

The fourth proportional to 28,546,841.25, 39,394,684.22 and 15,494,104.94 is: 21,381,888.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,546,841.25 : 39,394,684.22 = 15,494,104.94 : x
  2. Step 2: Convert to fraction form
    28,546,841.25/39,394,684.22 = 15,494,104.94/x
  3. Step 3: Cross multiply
    28,546,841.25x = 39,394,684.22 × 15,494,104.94
  4. Step 4: Simplify right side
    28,546,841.25x = 610,385,371,108,398.12
  5. Step 5: Solve for x
    x = 610,385,371,108,398.12/28,546,841.25
  6. Step 6: Final answer
    x = 21,381,888.31

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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.