Home / 68,418,818.79-102,627,372.21-16,603,850.73

Finding the Fourth Proportional to 68,418,818.79, 102,627,372.21 and 16,603,850.73

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Solution

The fourth proportional to 68,418,818.79, 102,627,372.21 and 16,603,850.73 is: 24,905,568.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,418,818.79 : 102,627,372.21 = 16,603,850.73 : x
  2. Step 2: Convert to fraction form
    68,418,818.79/102,627,372.21 = 16,603,850.73/x
  3. Step 3: Cross multiply
    68,418,818.79x = 102,627,372.21 × 16,603,850.73
  4. Step 4: Simplify right side
    68,418,818.79x = 1,704,009,568,986,990.25
  5. Step 5: Solve for x
    x = 1,704,009,568,986,990.25/68,418,818.79
  6. Step 6: Final answer
    x = 24,905,568.37

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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.