Home / 10,515,954.80-15,773,932.20-5,965,245.20

Finding the Fourth Proportional to 10,515,954.80, 15,773,932.20 and 5,965,245.20

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Solution

The fourth proportional to 10,515,954.80, 15,773,932.20 and 5,965,245.20 is: 8,947,867.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,515,954.80 : 15,773,932.20 = 5,965,245.20 : x
  2. Step 2: Convert to fraction form
    10,515,954.80/15,773,932.20 = 5,965,245.20/x
  3. Step 3: Cross multiply
    10,515,954.80x = 15,773,932.20 × 5,965,245.20
  4. Step 4: Simplify right side
    10,515,954.80x = 94,095,373,341,175.44
  5. Step 5: Solve for x
    x = 94,095,373,341,175.44/10,515,954.80
  6. Step 6: Final answer
    x = 8,947,867.80

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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.