Home / 11,338,720.81-17,008,143.50-2,819,057.28

Finding the Fourth Proportional to 11,338,720.81, 17,008,143.50 and 2,819,057.28

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Solution

The fourth proportional to 11,338,720.81, 17,008,143.50 and 2,819,057.28 is: 4,228,601.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,338,720.81 : 17,008,143.50 = 2,819,057.28 : x
  2. Step 2: Convert to fraction form
    11,338,720.81/17,008,143.50 = 2,819,057.28/x
  3. Step 3: Cross multiply
    11,338,720.81x = 17,008,143.50 × 2,819,057.28
  4. Step 4: Simplify right side
    11,338,720.81x = 47,946,930,752,959.68
  5. Step 5: Solve for x
    x = 47,946,930,752,959.68/11,338,720.81
  6. Step 6: Final answer
    x = 4,228,601.41

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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.