Home / 25,597,231.20-38,395,846.80-18,794,786.40

Finding the Fourth Proportional to 25,597,231.20, 38,395,846.80 and 18,794,786.40

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Solution

The fourth proportional to 25,597,231.20, 38,395,846.80 and 18,794,786.40 is: 28,192,179.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,597,231.20 : 38,395,846.80 = 18,794,786.40 : x
  2. Step 2: Convert to fraction form
    25,597,231.20/38,395,846.80 = 18,794,786.40/x
  3. Step 3: Cross multiply
    25,597,231.20x = 38,395,846.80 × 18,794,786.40
  4. Step 4: Simplify right side
    25,597,231.20x = 721,641,739,253,123.38
  5. Step 5: Solve for x
    x = 721,641,739,253,123.38/25,597,231.20
  6. Step 6: Final answer
    x = 28,192,179.60

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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.