Home / 10,255,884.55-15,378,147.43-4,194,872.44

Finding the Fourth Proportional to 10,255,884.55, 15,378,147.43 and 4,194,872.44

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Solution

The fourth proportional to 10,255,884.55, 15,378,147.43 and 4,194,872.44 is: 6,289,985.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,255,884.55 : 15,378,147.43 = 4,194,872.44 : x
  2. Step 2: Convert to fraction form
    10,255,884.55/15,378,147.43 = 4,194,872.44/x
  3. Step 3: Cross multiply
    10,255,884.55x = 15,378,147.43 × 4,194,872.44
  4. Step 4: Simplify right side
    10,255,884.55x = 64,509,366,783,431.28
  5. Step 5: Solve for x
    x = 64,509,366,783,431.28/10,255,884.55
  6. Step 6: Final answer
    x = 6,289,985.66

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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.