Home / 21,990,908.60-33,002,109.30-9,220,578.20

Finding the Fourth Proportional to 21,990,908.60, 33,002,109.30 and 9,220,578.20

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Solution

The fourth proportional to 21,990,908.60, 33,002,109.30 and 9,220,578.20 is: 13,837,469.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,990,908.60 : 33,002,109.30 = 9,220,578.20 : x
  2. Step 2: Convert to fraction form
    21,990,908.60/33,002,109.30 = 9,220,578.20/x
  3. Step 3: Cross multiply
    21,990,908.60x = 33,002,109.30 × 9,220,578.20
  4. Step 4: Simplify right side
    21,990,908.60x = 304,298,529,565,597.25
  5. Step 5: Solve for x
    x = 304,298,529,565,597.25/21,990,908.60
  6. Step 6: Final answer
    x = 13,837,469.62

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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.