Home / 18,794,744.80-28,192,117.20-11,236,472.80

Finding the Fourth Proportional to 18,794,744.80, 28,192,117.20 and 11,236,472.80

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Solution

The fourth proportional to 18,794,744.80, 28,192,117.20 and 11,236,472.80 is: 16,854,709.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,794,744.80 : 28,192,117.20 = 11,236,472.80 : x
  2. Step 2: Convert to fraction form
    18,794,744.80/28,192,117.20 = 11,236,472.80/x
  3. Step 3: Cross multiply
    18,794,744.80x = 28,192,117.20 × 11,236,472.80
  4. Step 4: Simplify right side
    18,794,744.80x = 316,779,958,092,212.19
  5. Step 5: Solve for x
    x = 316,779,958,092,212.19/18,794,744.80
  6. Step 6: Final answer
    x = 16,854,709.20

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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.