Home / 21,876,348.20-32,814,522.30-13,763,015.60

Finding the Fourth Proportional to 21,876,348.20, 32,814,522.30 and 13,763,015.60

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Solution

The fourth proportional to 21,876,348.20, 32,814,522.30 and 13,763,015.60 is: 20,644,523.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,876,348.20 : 32,814,522.30 = 13,763,015.60 : x
  2. Step 2: Convert to fraction form
    21,876,348.20/32,814,522.30 = 13,763,015.60/x
  3. Step 3: Cross multiply
    21,876,348.20x = 32,814,522.30 × 13,763,015.60
  4. Step 4: Simplify right side
    21,876,348.20x = 451,626,782,321,447.88
  5. Step 5: Solve for x
    x = 451,626,782,321,447.88/21,876,348.20
  6. Step 6: Final answer
    x = 20,644,523.40

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1.5x scale

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.