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Finding the Fourth Proportional to 17,458,726.88, 24,093,790.88 and 9,723,771.20

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Solution

The fourth proportional to 17,458,726.88, 24,093,790.88 and 9,723,771.20 is: 13,419,220.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,458,726.88 : 24,093,790.88 = 9,723,771.20 : x
  2. Step 2: Convert to fraction form
    17,458,726.88/24,093,790.88 = 9,723,771.20/x
  3. Step 3: Cross multiply
    17,458,726.88x = 24,093,790.88 × 9,723,771.20
  4. Step 4: Simplify right side
    17,458,726.88x = 234,282,509,857,766.62
  5. Step 5: Solve for x
    x = 234,282,509,857,766.62/17,458,726.88
  6. Step 6: Final answer
    x = 13,419,220.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.