Home / 11,284,906.57-15,577,937.94-7,618,788.61

Finding the Fourth Proportional to 11,284,906.57, 15,577,937.94 and 7,618,788.61

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Solution

The fourth proportional to 11,284,906.57, 15,577,937.94 and 7,618,788.61 is: 10,517,146.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284,906.57 : 15,577,937.94 = 7,618,788.61 : x
  2. Step 2: Convert to fraction form
    11,284,906.57/15,577,937.94 = 7,618,788.61/x
  3. Step 3: Cross multiply
    11,284,906.57x = 15,577,937.94 × 7,618,788.61
  4. Step 4: Simplify right side
    11,284,906.57x = 118,685,016,144,558.86
  5. Step 5: Solve for x
    x = 118,685,016,144,558.86/11,284,906.57
  6. Step 6: Final answer
    x = 10,517,146.55

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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.