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Finding the Fourth Proportional to 8,067,724.80, 11,303,212.80 and 8,067,724.80

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Solution

The fourth proportional to 8,067,724.80, 11,303,212.80 and 8,067,724.80 is: 11,303,212.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067,724.80 : 11,303,212.80 = 8,067,724.80 : x
  2. Step 2: Convert to fraction form
    8,067,724.80/11,303,212.80 = 8,067,724.80/x
  3. Step 3: Cross multiply
    8,067,724.80x = 11,303,212.80 × 8,067,724.80
  4. Step 4: Simplify right side
    8,067,724.80x = 91,191,210,226,237.44
  5. Step 5: Solve for x
    x = 91,191,210,226,237.44/8,067,724.80
  6. Step 6: Final answer
    x = 11,303,212.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.