Home / 6,878,894.88-10,318,366.32-2,086,625.44

Finding the Fourth Proportional to 6,878,894.88, 10,318,366.32 and 2,086,625.44

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Solution

The fourth proportional to 6,878,894.88, 10,318,366.32 and 2,086,625.44 is: 3,129,945.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878,894.88 : 10,318,366.32 = 2,086,625.44 : x
  2. Step 2: Convert to fraction form
    6,878,894.88/10,318,366.32 = 2,086,625.44/x
  3. Step 3: Cross multiply
    6,878,894.88x = 10,318,366.32 × 2,086,625.44
  4. Step 4: Simplify right side
    6,878,894.88x = 21,530,565,662,551.18
  5. Step 5: Solve for x
    x = 21,530,565,662,551.18/6,878,894.88
  6. Step 6: Final answer
    x = 3,129,945.44

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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.