Home / 16,801,462.92-25,215,646.86-8,716,755.72

Finding the Fourth Proportional to 16,801,462.92, 25,215,646.86 and 8,716,755.72

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Solution

The fourth proportional to 16,801,462.92, 25,215,646.86 and 8,716,755.72 is: 13,082,112.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,801,462.92 : 25,215,646.86 = 8,716,755.72 : x
  2. Step 2: Convert to fraction form
    16,801,462.92/25,215,646.86 = 8,716,755.72/x
  3. Step 3: Cross multiply
    16,801,462.92x = 25,215,646.86 × 8,716,755.72
  4. Step 4: Simplify right side
    16,801,462.92x = 219,798,634,000,405.06
  5. Step 5: Solve for x
    x = 219,798,634,000,405.06/16,801,462.92
  6. Step 6: Final answer
    x = 13,082,112.85

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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.