Home / 25,578,064.20-38,367,096.30-19,867,369.80

Finding the Fourth Proportional to 25,578,064.20, 38,367,096.30 and 19,867,369.80

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Solution

The fourth proportional to 25,578,064.20, 38,367,096.30 and 19,867,369.80 is: 29,801,054.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,578,064.20 : 38,367,096.30 = 19,867,369.80 : x
  2. Step 2: Convert to fraction form
    25,578,064.20/38,367,096.30 = 19,867,369.80/x
  3. Step 3: Cross multiply
    25,578,064.20x = 38,367,096.30 × 19,867,369.80
  4. Step 4: Simplify right side
    25,578,064.20x = 762,253,290,344,311.75
  5. Step 5: Solve for x
    x = 762,253,290,344,311.75/25,578,064.20
  6. Step 6: Final answer
    x = 29,801,054.70

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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.