Home / 11,645,991.20-17,468,986.80-10,414,272.80

Finding the Fourth Proportional to 11,645,991.20, 17,468,986.80 and 10,414,272.80

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Solution

The fourth proportional to 11,645,991.20, 17,468,986.80 and 10,414,272.80 is: 15,621,409.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,645,991.20 : 17,468,986.80 = 10,414,272.80 : x
  2. Step 2: Convert to fraction form
    11,645,991.20/17,468,986.80 = 10,414,272.80/x
  3. Step 3: Cross multiply
    11,645,991.20x = 17,468,986.80 × 10,414,272.80
  4. Step 4: Simplify right side
    11,645,991.20x = 181,926,794,074,799.06
  5. Step 5: Solve for x
    x = 181,926,794,074,799.06/11,645,991.20
  6. Step 6: Final answer
    x = 15,621,409.20

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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.