Home / 18,795,103.20-28,192,654.80-16,555,615.20

Finding the Fourth Proportional to 18,795,103.20, 28,192,654.80 and 16,555,615.20

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Solution

The fourth proportional to 18,795,103.20, 28,192,654.80 and 16,555,615.20 is: 24,833,422.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,795,103.20 : 28,192,654.80 = 16,555,615.20 : x
  2. Step 2: Convert to fraction form
    18,795,103.20/28,192,654.80 = 16,555,615.20/x
  3. Step 3: Cross multiply
    18,795,103.20x = 28,192,654.80 × 16,555,615.20
  4. Step 4: Simplify right side
    18,795,103.20x = 466,746,744,335,232.94
  5. Step 5: Solve for x
    x = 466,746,744,335,232.94/18,795,103.20
  6. Step 6: Final answer
    x = 24,833,422.80

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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.