Home / 21,283,766.20-29,371,596.21-11,494,209.44

Finding the Fourth Proportional to 21,283,766.20, 29,371,596.21 and 11,494,209.44

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Solution

The fourth proportional to 21,283,766.20, 29,371,596.21 and 11,494,209.44 is: 15,862,008.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,283,766.20 : 29,371,596.21 = 11,494,209.44 : x
  2. Step 2: Convert to fraction form
    21,283,766.20/29,371,596.21 = 11,494,209.44/x
  3. Step 3: Cross multiply
    21,283,766.20x = 29,371,596.21 × 11,494,209.44
  4. Step 4: Simplify right side
    21,283,766.20x = 337,603,278,424,850.19
  5. Step 5: Solve for x
    x = 337,603,278,424,850.19/21,283,766.20
  6. Step 6: Final answer
    x = 15,862,008.41

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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.