Home / 10,416,091.20-15,611,695.20-5,364,801.60

Finding the Fourth Proportional to 10,416,091.20, 15,611,695.20 and 5,364,801.60

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Solution

The fourth proportional to 10,416,091.20, 15,611,695.20 and 5,364,801.60 is: 8,040,794.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,416,091.20 : 15,611,695.20 = 5,364,801.60 : x
  2. Step 2: Convert to fraction form
    10,416,091.20/15,611,695.20 = 5,364,801.60/x
  3. Step 3: Cross multiply
    10,416,091.20x = 15,611,695.20 × 5,364,801.60
  4. Step 4: Simplify right side
    10,416,091.20x = 83,753,647,387,672.31
  5. Step 5: Solve for x
    x = 83,753,647,387,672.31/10,416,091.20
  6. Step 6: Final answer
    x = 8,040,794.36

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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.