Home / 18,795,274.20-28,192,911.30-16,555,786.20

Finding the Fourth Proportional to 18,795,274.20, 28,192,911.30 and 16,555,786.20

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Solution

The fourth proportional to 18,795,274.20, 28,192,911.30 and 16,555,786.20 is: 24,833,679.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,795,274.20 : 28,192,911.30 = 16,555,786.20 : x
  2. Step 2: Convert to fraction form
    18,795,274.20/28,192,911.30 = 16,555,786.20/x
  3. Step 3: Cross multiply
    18,795,274.20x = 28,192,911.30 × 16,555,786.20
  4. Step 4: Simplify right side
    18,795,274.20x = 466,755,811,838,364.06
  5. Step 5: Solve for x
    x = 466,755,811,838,364.06/18,795,274.20
  6. Step 6: Final answer
    x = 24,833,679.30

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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.