Home / 8,641,530.41-12,965,781.15-3,845,939.69

Finding the Fourth Proportional to 8,641,530.41, 12,965,781.15 and 3,845,939.69

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Solution

The fourth proportional to 8,641,530.41, 12,965,781.15 and 3,845,939.69 is: 5,770,460.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,641,530.41 : 12,965,781.15 = 3,845,939.69 : x
  2. Step 2: Convert to fraction form
    8,641,530.41/12,965,781.15 = 3,845,939.69/x
  3. Step 3: Cross multiply
    8,641,530.41x = 12,965,781.15 × 3,845,939.69
  4. Step 4: Simplify right side
    8,641,530.41x = 49,865,612,369,053.30
  5. Step 5: Solve for x
    x = 49,865,612,369,053.30/8,641,530.41
  6. Step 6: Final answer
    x = 5,770,460.79

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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.