Home / 10,961,986.60-16,442,979.90-3,389,717.80

Finding the Fourth Proportional to 10,961,986.60, 16,442,979.90 and 3,389,717.80

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Solution

The fourth proportional to 10,961,986.60, 16,442,979.90 and 3,389,717.80 is: 5,084,576.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,961,986.60 : 16,442,979.90 = 3,389,717.80 : x
  2. Step 2: Convert to fraction form
    10,961,986.60/16,442,979.90 = 3,389,717.80/x
  3. Step 3: Cross multiply
    10,961,986.60x = 16,442,979.90 × 3,389,717.80
  4. Step 4: Simplify right side
    10,961,986.60x = 55,737,061,652,072.22
  5. Step 5: Solve for x
    x = 55,737,061,652,072.22/10,961,986.60
  6. Step 6: Final answer
    x = 5,084,576.70

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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.