Home / 6,876,084.11-9,486,926.74-4,121,766.57

Finding the Fourth Proportional to 6,876,084.11, 9,486,926.74 and 4,121,766.57

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Solution

The fourth proportional to 6,876,084.11, 9,486,926.74 and 4,121,766.57 is: 5,686,797.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876,084.11 : 9,486,926.74 = 4,121,766.57 : x
  2. Step 2: Convert to fraction form
    6,876,084.11/9,486,926.74 = 4,121,766.57/x
  3. Step 3: Cross multiply
    6,876,084.11x = 9,486,926.74 × 4,121,766.57
  4. Step 4: Simplify right side
    6,876,084.11x = 39,102,897,475,558.18
  5. Step 5: Solve for x
    x = 39,102,897,475,558.18/6,876,084.11
  6. Step 6: Final answer
    x = 5,686,797.44

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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.