Home / 13,317,071.92-19,975,371.25-4,218,933.04

Finding the Fourth Proportional to 13,317,071.92, 19,975,371.25 and 4,218,933.04

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Solution

The fourth proportional to 13,317,071.92, 19,975,371.25 and 4,218,933.04 is: 6,328,324.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,317,071.92 : 19,975,371.25 = 4,218,933.04 : x
  2. Step 2: Convert to fraction form
    13,317,071.92/19,975,371.25 = 4,218,933.04/x
  3. Step 3: Cross multiply
    13,317,071.92x = 19,975,371.25 × 4,218,933.04
  4. Step 4: Simplify right side
    13,317,071.92x = 84,274,753,631,919.59
  5. Step 5: Solve for x
    x = 84,274,753,631,919.59/13,317,071.92
  6. Step 6: Final answer
    x = 6,328,324.59

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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.