Home / 14,642,451.92-20,206,548.68-8,027,028.72

Finding the Fourth Proportional to 14,642,451.92, 20,206,548.68 and 8,027,028.72

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Solution

The fourth proportional to 14,642,451.92, 20,206,548.68 and 8,027,028.72 is: 11,077,280.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,642,451.92 : 20,206,548.68 = 8,027,028.72 : x
  2. Step 2: Convert to fraction form
    14,642,451.92/20,206,548.68 = 8,027,028.72/x
  3. Step 3: Cross multiply
    14,642,451.92x = 20,206,548.68 × 8,027,028.72
  4. Step 4: Simplify right side
    14,642,451.92x = 162,198,546,586,438.09
  5. Step 5: Solve for x
    x = 162,198,546,586,438.09/14,642,451.92
  6. Step 6: Final answer
    x = 11,077,280.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.