Home / 14,489,805.20-21,734,707.80-13,394,944.40

Finding the Fourth Proportional to 14,489,805.20, 21,734,707.80 and 13,394,944.40

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Solution

The fourth proportional to 14,489,805.20, 21,734,707.80 and 13,394,944.40 is: 20,092,416.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,805.20 : 21,734,707.80 = 13,394,944.40 : x
  2. Step 2: Convert to fraction form
    14,489,805.20/21,734,707.80 = 13,394,944.40/x
  3. Step 3: Cross multiply
    14,489,805.20x = 21,734,707.80 × 13,394,944.40
  4. Step 4: Simplify right side
    14,489,805.20x = 291,135,202,531,246.31
  5. Step 5: Solve for x
    x = 291,135,202,531,246.31/14,489,805.20
  6. Step 6: Final answer
    x = 20,092,416.60

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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.