Home / 21,821,298.14-32,694,907.03-13,167,215.10

Finding the Fourth Proportional to 21,821,298.14, 32,694,907.03 and 13,167,215.10

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Solution

The fourth proportional to 21,821,298.14, 32,694,907.03 and 13,167,215.10 is: 19,728,472.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,821,298.14 : 32,694,907.03 = 13,167,215.10 : x
  2. Step 2: Convert to fraction form
    21,821,298.14/32,694,907.03 = 13,167,215.10/x
  3. Step 3: Cross multiply
    21,821,298.14x = 32,694,907.03 × 13,167,215.10
  4. Step 4: Simplify right side
    21,821,298.14x = 430,500,873,375,037.62
  5. Step 5: Solve for x
    x = 430,500,873,375,037.62/21,821,298.14
  6. Step 6: Final answer
    x = 19,728,472.19

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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.