Home / 22,099,302.80-33,148,954.20-20,186,115.20

Finding the Fourth Proportional to 22,099,302.80, 33,148,954.20 and 20,186,115.20

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Solution

The fourth proportional to 22,099,302.80, 33,148,954.20 and 20,186,115.20 is: 30,279,172.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,099,302.80 : 33,148,954.20 = 20,186,115.20 : x
  2. Step 2: Convert to fraction form
    22,099,302.80/33,148,954.20 = 20,186,115.20/x
  3. Step 3: Cross multiply
    22,099,302.80x = 33,148,954.20 × 20,186,115.20
  4. Step 4: Simplify right side
    22,099,302.80x = 669,148,608,240,723.75
  5. Step 5: Solve for x
    x = 669,148,608,240,723.75/22,099,302.80
  6. Step 6: Final answer
    x = 30,279,172.80

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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.