Home / 8,640,250.87-11,923,908.21-4,969,169.93

Finding the Fourth Proportional to 8,640,250.87, 11,923,908.21 and 4,969,169.93

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Solution

The fourth proportional to 8,640,250.87, 11,923,908.21 and 4,969,169.93 is: 6,857,662.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,640,250.87 : 11,923,908.21 = 4,969,169.93 : x
  2. Step 2: Convert to fraction form
    8,640,250.87/11,923,908.21 = 4,969,169.93/x
  3. Step 3: Cross multiply
    8,640,250.87x = 11,923,908.21 × 4,969,169.93
  4. Step 4: Simplify right side
    8,640,250.87x = 59,251,926,125,212.12
  5. Step 5: Solve for x
    x = 59,251,926,125,212.12/8,640,250.87
  6. Step 6: Final answer
    x = 6,857,662.70

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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.