Home / 12,597,217.20-18,867,832.20-10,917,601.20

Finding the Fourth Proportional to 12,597,217.20, 18,867,832.20 and 10,917,601.20

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Solution

The fourth proportional to 12,597,217.20, 18,867,832.20 and 10,917,601.20 is: 16,352,140.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,597,217.20 : 18,867,832.20 = 10,917,601.20 : x
  2. Step 2: Convert to fraction form
    12,597,217.20/18,867,832.20 = 10,917,601.20/x
  3. Step 3: Cross multiply
    12,597,217.20x = 18,867,832.20 × 10,917,601.20
  4. Step 4: Simplify right side
    12,597,217.20x = 205,991,467,468,118.62
  5. Step 5: Solve for x
    x = 205,991,467,468,118.62/12,597,217.20
  6. Step 6: Final answer
    x = 16,352,140.65

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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.