Home / 8,640,876.75-11,924,772.21-4,969,794.34

Finding the Fourth Proportional to 8,640,876.75, 11,924,772.21 and 4,969,794.34

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Solution

The fourth proportional to 8,640,876.75, 11,924,772.21 and 4,969,794.34 is: 6,858,524.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,640,876.75 : 11,924,772.21 = 4,969,794.34 : x
  2. Step 2: Convert to fraction form
    8,640,876.75/11,924,772.21 = 4,969,794.34/x
  3. Step 3: Cross multiply
    8,640,876.75x = 11,924,772.21 × 4,969,794.34
  4. Step 4: Simplify right side
    8,640,876.75x = 59,263,665,435,047.30
  5. Step 5: Solve for x
    x = 59,263,665,435,047.30/8,640,876.75
  6. Step 6: Final answer
    x = 6,858,524.56

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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.