Home / 20,733,195.36-31,099,793.04-14,276,187.20

Finding the Fourth Proportional to 20,733,195.36, 31,099,793.04 and 14,276,187.20

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Solution

The fourth proportional to 20,733,195.36, 31,099,793.04 and 14,276,187.20 is: 21,414,280.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,733,195.36 : 31,099,793.04 = 14,276,187.20 : x
  2. Step 2: Convert to fraction form
    20,733,195.36/31,099,793.04 = 14,276,187.20/x
  3. Step 3: Cross multiply
    20,733,195.36x = 31,099,793.04 × 14,276,187.20
  4. Step 4: Simplify right side
    20,733,195.36x = 443,986,467,320,297.06
  5. Step 5: Solve for x
    x = 443,986,467,320,297.06/20,733,195.36
  6. Step 6: Final answer
    x = 21,414,280.80

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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.