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Finding the Fourth Proportional to 34,992,008.80, 52,446,022.80 and 17,943,906.40

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Solution

The fourth proportional to 34,992,008.80, 52,446,022.80 and 17,943,906.40 is: 26,894,326.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,992,008.80 : 52,446,022.80 = 17,943,906.40 : x
  2. Step 2: Convert to fraction form
    34,992,008.80/52,446,022.80 = 17,943,906.40/x
  3. Step 3: Cross multiply
    34,992,008.80x = 52,446,022.80 × 17,943,906.40
  4. Step 4: Simplify right side
    34,992,008.80x = 941,086,524,175,465.75
  5. Step 5: Solve for x
    x = 941,086,524,175,465.75/34,992,008.80
  6. Step 6: Final answer
    x = 26,894,326.92

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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.