Home / 10,522,092.20-15,794,948.10-8,136,512.60

Finding the Fourth Proportional to 10,522,092.20, 15,794,948.10 and 8,136,512.60

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Solution

The fourth proportional to 10,522,092.20, 15,794,948.10 and 8,136,512.60 is: 12,213,901.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,522,092.20 : 15,794,948.10 = 8,136,512.60 : x
  2. Step 2: Convert to fraction form
    10,522,092.20/15,794,948.10 = 8,136,512.60/x
  3. Step 3: Cross multiply
    10,522,092.20x = 15,794,948.10 × 8,136,512.60
  4. Step 4: Simplify right side
    10,522,092.20x = 128,515,794,231,996.05
  5. Step 5: Solve for x
    x = 128,515,794,231,996.05/10,522,092.20
  6. Step 6: Final answer
    x = 12,213,901.17

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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.