Home / 18,768,310.20-28,152,465.30-14,737,231.80

Finding the Fourth Proportional to 18,768,310.20, 28,152,465.30 and 14,737,231.80

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Solution

The fourth proportional to 18,768,310.20, 28,152,465.30 and 14,737,231.80 is: 22,105,847.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,768,310.20 : 28,152,465.30 = 14,737,231.80 : x
  2. Step 2: Convert to fraction form
    18,768,310.20/28,152,465.30 = 14,737,231.80/x
  3. Step 3: Cross multiply
    18,768,310.20x = 28,152,465.30 × 14,737,231.80
  4. Step 4: Simplify right side
    18,768,310.20x = 414,889,406,867,556.56
  5. Step 5: Solve for x
    x = 414,889,406,867,556.56/18,768,310.20
  6. Step 6: Final answer
    x = 22,105,847.70

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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.