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Finding the Fourth Proportional to 23,329,891.80, 34,994,837.70 and 22,007,194.20

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Solution

The fourth proportional to 23,329,891.80, 34,994,837.70 and 22,007,194.20 is: 33,010,791.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,329,891.80 : 34,994,837.70 = 22,007,194.20 : x
  2. Step 2: Convert to fraction form
    23,329,891.80/34,994,837.70 = 22,007,194.20/x
  3. Step 3: Cross multiply
    23,329,891.80x = 34,994,837.70 × 22,007,194.20
  4. Step 4: Simplify right side
    23,329,891.80x = 770,138,189,261,381.38
  5. Step 5: Solve for x
    x = 770,138,189,261,381.38/23,329,891.80
  6. Step 6: Final answer
    x = 33,010,791.30

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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.