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Finding the Fourth Proportional to 22,917,322.17, 34,375,992.56 and 5,645,859.03

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Solution

The fourth proportional to 22,917,322.17, 34,375,992.56 and 5,645,859.03 is: 8,468,790.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,917,322.17 : 34,375,992.56 = 5,645,859.03 : x
  2. Step 2: Convert to fraction form
    22,917,322.17/34,375,992.56 = 5,645,859.03/x
  3. Step 3: Cross multiply
    22,917,322.17x = 34,375,992.56 × 5,645,859.03
  4. Step 4: Simplify right side
    22,917,322.17x = 194,082,008,153,113.44
  5. Step 5: Solve for x
    x = 194,082,008,153,113.44/22,917,322.17
  6. Step 6: Final answer
    x = 8,468,790.84

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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.