Home / 8,640,252.87-11,923,910.97-4,969,171.93

Finding the Fourth Proportional to 8,640,252.87, 11,923,910.97 and 4,969,171.93

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Solution

The fourth proportional to 8,640,252.87, 11,923,910.97 and 4,969,171.93 is: 6,857,665.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,640,252.87 : 11,923,910.97 = 4,969,171.93 : x
  2. Step 2: Convert to fraction form
    8,640,252.87/11,923,910.97 = 4,969,171.93/x
  3. Step 3: Cross multiply
    8,640,252.87x = 11,923,910.97 × 4,969,171.93
  4. Step 4: Simplify right side
    8,640,252.87x = 59,251,963,687,943.07
  5. Step 5: Solve for x
    x = 59,251,963,687,943.07/8,640,252.87
  6. Step 6: Final answer
    x = 6,857,665.46

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1.5x scale

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.