Home / 13,028,022.71-19,542,174.39-3,930,199.12

Finding the Fourth Proportional to 13,028,022.71, 19,542,174.39 and 3,930,199.12

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Solution

The fourth proportional to 13,028,022.71, 19,542,174.39 and 3,930,199.12 is: 5,895,341.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,028,022.71 : 19,542,174.39 = 3,930,199.12 : x
  2. Step 2: Convert to fraction form
    13,028,022.71/19,542,174.39 = 3,930,199.12/x
  3. Step 3: Cross multiply
    13,028,022.71x = 19,542,174.39 × 3,930,199.12
  4. Step 4: Simplify right side
    13,028,022.71x = 76,804,636,541,609.11
  5. Step 5: Solve for x
    x = 76,804,636,541,609.11/13,028,022.71
  6. Step 6: Final answer
    x = 5,895,341.01

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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.