Home / 11,819,628.80-17,729,443.20-10,260,735.20

Finding the Fourth Proportional to 11,819,628.80, 17,729,443.20 and 10,260,735.20

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Solution

The fourth proportional to 11,819,628.80, 17,729,443.20 and 10,260,735.20 is: 15,391,102.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,819,628.80 : 17,729,443.20 = 10,260,735.20 : x
  2. Step 2: Convert to fraction form
    11,819,628.80/17,729,443.20 = 10,260,735.20/x
  3. Step 3: Cross multiply
    11,819,628.80x = 17,729,443.20 × 10,260,735.20
  4. Step 4: Simplify right side
    11,819,628.80x = 181,917,121,918,640.62
  5. Step 5: Solve for x
    x = 181,917,121,918,640.62/11,819,628.80
  6. Step 6: Final answer
    x = 15,391,102.80

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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.