Home / 68,032,825.56-102,034,126.17-19,510,468.92

Finding the Fourth Proportional to 68,032,825.56, 102,034,126.17 and 19,510,468.92

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Solution

The fourth proportional to 68,032,825.56, 102,034,126.17 and 19,510,468.92 is: 29,261,369.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,032,825.56 : 102,034,126.17 = 19,510,468.92 : x
  2. Step 2: Convert to fraction form
    68,032,825.56/102,034,126.17 = 19,510,468.92/x
  3. Step 3: Cross multiply
    68,032,825.56x = 102,034,126.17 × 19,510,468.92
  4. Step 4: Simplify right side
    68,032,825.56x = 1,990,733,647,419,143.75
  5. Step 5: Solve for x
    x = 1,990,733,647,419,143.75/68,032,825.56
  6. Step 6: Final answer
    x = 29,261,369.51

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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.