Home / 8,485,682.92-12,713,672.22-5,781,229

Finding the Fourth Proportional to 8,485,682.92, 12,713,672.22 and 5,781,229

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Solution

The fourth proportional to 8,485,682.92, 12,713,672.22 and 5,781,229 is: 8,661,724.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,485,682.92 : 12,713,672.22 = 5,781,229 : x
  2. Step 2: Convert to fraction form
    8,485,682.92/12,713,672.22 = 5,781,229/x
  3. Step 3: Cross multiply
    8,485,682.92x = 12,713,672.22 × 5,781,229
  4. Step 4: Simplify right side
    8,485,682.92x = 73,500,650,534,758.39
  5. Step 5: Solve for x
    x = 73,500,650,534,758.39/8,485,682.92
  6. Step 6: Final answer
    x = 8,661,724.84

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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.