Home / 21,876,349.20-32,814,523.80-13,763,016.60

Finding the Fourth Proportional to 21,876,349.20, 32,814,523.80 and 13,763,016.60

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Solution

The fourth proportional to 21,876,349.20, 32,814,523.80 and 13,763,016.60 is: 20,644,524.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,876,349.20 : 32,814,523.80 = 13,763,016.60 : x
  2. Step 2: Convert to fraction form
    21,876,349.20/32,814,523.80 = 13,763,016.60/x
  3. Step 3: Cross multiply
    21,876,349.20x = 32,814,523.80 × 13,763,016.60
  4. Step 4: Simplify right side
    21,876,349.20x = 451,626,835,780,495.06
  5. Step 5: Solve for x
    x = 451,626,835,780,495.06/21,876,349.20
  6. Step 6: Final answer
    x = 20,644,524.90

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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.