Home / 20,447,882.20-30,618,679.20-16,160,924.80

Finding the Fourth Proportional to 20,447,882.20, 30,618,679.20 and 16,160,924.80

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Solution

The fourth proportional to 20,447,882.20, 30,618,679.20 and 16,160,924.80 is: 24,199,384.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,447,882.20 : 30,618,679.20 = 16,160,924.80 : x
  2. Step 2: Convert to fraction form
    20,447,882.20/30,618,679.20 = 16,160,924.80/x
  3. Step 3: Cross multiply
    20,447,882.20x = 30,618,679.20 × 16,160,924.80
  4. Step 4: Simplify right side
    20,447,882.20x = 494,826,172,026,524.19
  5. Step 5: Solve for x
    x = 494,826,172,026,524.19/20,447,882.20
  6. Step 6: Final answer
    x = 24,199,384.91

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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.