Home / 8,085,204.10-12,128,000.55-2,405,613.70

Finding the Fourth Proportional to 8,085,204.10, 12,128,000.55 and 2,405,613.70

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Solution

The fourth proportional to 8,085,204.10, 12,128,000.55 and 2,405,613.70 is: 3,608,478.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,204.10 : 12,128,000.55 = 2,405,613.70 : x
  2. Step 2: Convert to fraction form
    8,085,204.10/12,128,000.55 = 2,405,613.70/x
  3. Step 3: Cross multiply
    8,085,204.10x = 12,128,000.55 × 2,405,613.70
  4. Step 4: Simplify right side
    8,085,204.10x = 29,175,284,276,687.54
  5. Step 5: Solve for x
    x = 29,175,284,276,687.54/8,085,204.10
  6. Step 6: Final answer
    x = 3,608,478.39

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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.