Home / 8,570,910.45-12,855,694.98-2,505,698.49

Finding the Fourth Proportional to 8,570,910.45, 12,855,694.98 and 2,505,698.49

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Solution

The fourth proportional to 8,570,910.45, 12,855,694.98 and 2,505,698.49 is: 3,758,351.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,570,910.45 : 12,855,694.98 = 2,505,698.49 : x
  2. Step 2: Convert to fraction form
    8,570,910.45/12,855,694.98 = 2,505,698.49/x
  3. Step 3: Cross multiply
    8,570,910.45x = 12,855,694.98 × 2,505,698.49
  4. Step 4: Simplify right side
    8,570,910.45x = 32,212,495,499,286.59
  5. Step 5: Solve for x
    x = 32,212,495,499,286.59/8,570,910.45
  6. Step 6: Final answer
    x = 3,758,351.66

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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.