Home / 18,086,517.40-27,129,776.10-16,700,834.20

Finding the Fourth Proportional to 18,086,517.40, 27,129,776.10 and 16,700,834.20

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Solution

The fourth proportional to 18,086,517.40, 27,129,776.10 and 16,700,834.20 is: 25,051,251.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,086,517.40 : 27,129,776.10 = 16,700,834.20 : x
  2. Step 2: Convert to fraction form
    18,086,517.40/27,129,776.10 = 16,700,834.20/x
  3. Step 3: Cross multiply
    18,086,517.40x = 27,129,776.10 × 16,700,834.20
  4. Step 4: Simplify right side
    18,086,517.40x = 453,089,892,529,222.62
  5. Step 5: Solve for x
    x = 453,089,892,529,222.62/18,086,517.40
  6. Step 6: Final answer
    x = 25,051,251.30

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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.