Home / 12,662,039.12-17,473,629.42-6,860,816.28

Finding the Fourth Proportional to 12,662,039.12, 17,473,629.42 and 6,860,816.28

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Solution

The fourth proportional to 12,662,039.12, 17,473,629.42 and 6,860,816.28 is: 9,467,934.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,662,039.12 : 17,473,629.42 = 6,860,816.28 : x
  2. Step 2: Convert to fraction form
    12,662,039.12/17,473,629.42 = 6,860,816.28/x
  3. Step 3: Cross multiply
    12,662,039.12x = 17,473,629.42 × 6,860,816.28
  4. Step 4: Simplify right side
    12,662,039.12x = 119,883,361,195,422.97
  5. Step 5: Solve for x
    x = 119,883,361,195,422.97/12,662,039.12
  6. Step 6: Final answer
    x = 9,467,934.83

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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.