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Finding the Fourth Proportional to 6,469,358.28, 8,927,571.78 and 3,568,751.52

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Solution

The fourth proportional to 6,469,358.28, 8,927,571.78 and 3,568,751.52 is: 4,924,798.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,469,358.28 : 8,927,571.78 = 3,568,751.52 : x
  2. Step 2: Convert to fraction form
    6,469,358.28/8,927,571.78 = 3,568,751.52/x
  3. Step 3: Cross multiply
    6,469,358.28x = 8,927,571.78 × 3,568,751.52
  4. Step 4: Simplify right side
    6,469,358.28x = 31,860,285,359,784.10
  5. Step 5: Solve for x
    x = 31,860,285,359,784.10/6,469,358.28
  6. Step 6: Final answer
    x = 4,924,798.41

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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.