Home / 15,214,994.42-20,998,945.91-9,633,759.75

Finding the Fourth Proportional to 15,214,994.42, 20,998,945.91 and 9,633,759.75

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Solution

The fourth proportional to 15,214,994.42, 20,998,945.91 and 9,633,759.75 is: 13,296,015.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,214,994.42 : 20,998,945.91 = 9,633,759.75 : x
  2. Step 2: Convert to fraction form
    15,214,994.42/20,998,945.91 = 9,633,759.75/x
  3. Step 3: Cross multiply
    15,214,994.42x = 20,998,945.91 × 9,633,759.75
  4. Step 4: Simplify right side
    15,214,994.42x = 202,298,799,924,269.53
  5. Step 5: Solve for x
    x = 202,298,799,924,269.53/15,214,994.42
  6. Step 6: Final answer
    x = 13,296,015.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.