Home / 30,097,324.20-41,546,990.22-20,320,996.80

Finding the Fourth Proportional to 30,097,324.20, 41,546,990.22 and 20,320,996.80

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Solution

The fourth proportional to 30,097,324.20, 41,546,990.22 and 20,320,996.80 is: 28,051,538.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,097,324.20 : 41,546,990.22 = 20,320,996.80 : x
  2. Step 2: Convert to fraction form
    30,097,324.20/41,546,990.22 = 20,320,996.80/x
  3. Step 3: Cross multiply
    30,097,324.20x = 41,546,990.22 × 20,320,996.80
  4. Step 4: Simplify right side
    30,097,324.20x = 844,276,255,310,251.25
  5. Step 5: Solve for x
    x = 844,276,255,310,251.25/30,097,324.20
  6. Step 6: Final answer
    x = 28,051,538.72

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1.5x scale

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.