Home / 11,448,009.20-17,172,013.80-8,275,401.20

Finding the Fourth Proportional to 11,448,009.20, 17,172,013.80 and 8,275,401.20

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Solution

The fourth proportional to 11,448,009.20, 17,172,013.80 and 8,275,401.20 is: 12,413,101.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,448,009.20 : 17,172,013.80 = 8,275,401.20 : x
  2. Step 2: Convert to fraction form
    11,448,009.20/17,172,013.80 = 8,275,401.20/x
  3. Step 3: Cross multiply
    11,448,009.20x = 17,172,013.80 × 8,275,401.20
  4. Step 4: Simplify right side
    11,448,009.20x = 142,105,303,606,936.56
  5. Step 5: Solve for x
    x = 142,105,303,606,936.56/11,448,009.20
  6. Step 6: Final answer
    x = 12,413,101.80

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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.