Home / 8,085,550.80-12,117,837.24-3,287,655.12

Finding the Fourth Proportional to 8,085,550.80, 12,117,837.24 and 3,287,655.12

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Solution

The fourth proportional to 8,085,550.80, 12,117,837.24 and 3,287,655.12 is: 4,927,217.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,550.80 : 12,117,837.24 = 3,287,655.12 : x
  2. Step 2: Convert to fraction form
    8,085,550.80/12,117,837.24 = 3,287,655.12/x
  3. Step 3: Cross multiply
    8,085,550.80x = 12,117,837.24 × 3,287,655.12
  4. Step 4: Simplify right side
    8,085,550.80x = 39,839,269,645,412.67
  5. Step 5: Solve for x
    x = 39,839,269,645,412.67/8,085,550.80
  6. Step 6: Final answer
    x = 4,927,217.78

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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.