Home / 13,901,166.20-20,855,221.58-9,810,471.72

Finding the Fourth Proportional to 13,901,166.20, 20,855,221.58 and 9,810,471.72

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Solution

The fourth proportional to 13,901,166.20, 20,855,221.58 and 9,810,471.72 is: 14,718,158.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,901,166.20 : 20,855,221.58 = 9,810,471.72 : x
  2. Step 2: Convert to fraction form
    13,901,166.20/20,855,221.58 = 9,810,471.72/x
  3. Step 3: Cross multiply
    13,901,166.20x = 20,855,221.58 × 9,810,471.72
  4. Step 4: Simplify right side
    13,901,166.20x = 204,599,561,524,923.72
  5. Step 5: Solve for x
    x = 204,599,561,524,923.72/13,901,166.20
  6. Step 6: Final answer
    x = 14,718,158.07

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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.