Home / 8,085,195.10-12,127,987.05-2,405,604.70

Finding the Fourth Proportional to 8,085,195.10, 12,127,987.05 and 2,405,604.70

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Solution

The fourth proportional to 8,085,195.10, 12,127,987.05 and 2,405,604.70 is: 3,608,464.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,195.10 : 12,127,987.05 = 2,405,604.70 : x
  2. Step 2: Convert to fraction form
    8,085,195.10/12,127,987.05 = 2,405,604.70/x
  3. Step 3: Cross multiply
    8,085,195.10x = 12,127,987.05 × 2,405,604.70
  4. Step 4: Simplify right side
    8,085,195.10x = 29,175,142,649,019.14
  5. Step 5: Solve for x
    x = 29,175,142,649,019.14/8,085,195.10
  6. Step 6: Final answer
    x = 3,608,464.89

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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.