Home / 10,919,951.80-16,393,406.10-6,876,431.80

Finding the Fourth Proportional to 10,919,951.80, 16,393,406.10 and 6,876,431.80

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Solution

The fourth proportional to 10,919,951.80, 16,393,406.10 and 6,876,431.80 is: 10,323,135.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,919,951.80 : 16,393,406.10 = 6,876,431.80 : x
  2. Step 2: Convert to fraction form
    10,919,951.80/16,393,406.10 = 6,876,431.80/x
  3. Step 3: Cross multiply
    10,919,951.80x = 16,393,406.10 × 6,876,431.80
  4. Step 4: Simplify right side
    10,919,951.80x = 112,728,139,016,353.97
  5. Step 5: Solve for x
    x = 112,728,139,016,353.97/10,919,951.80
  6. Step 6: Final answer
    x = 10,323,135.22

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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.