Home / 11,832,815.20-17,749,222.80-10,557,356.80

Finding the Fourth Proportional to 11,832,815.20, 17,749,222.80 and 10,557,356.80

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Solution

The fourth proportional to 11,832,815.20, 17,749,222.80 and 10,557,356.80 is: 15,836,035.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,832,815.20 : 17,749,222.80 = 10,557,356.80 : x
  2. Step 2: Convert to fraction form
    11,832,815.20/17,749,222.80 = 10,557,356.80/x
  3. Step 3: Cross multiply
    11,832,815.20x = 17,749,222.80 × 10,557,356.80
  4. Step 4: Simplify right side
    11,832,815.20x = 187,384,878,022,295.06
  5. Step 5: Solve for x
    x = 187,384,878,022,295.06/11,832,815.20
  6. Step 6: Final answer
    x = 15,836,035.20

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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.