Home / 8,951,260.80-12,352,881.60-4,876,878.72

Finding the Fourth Proportional to 8,951,260.80, 12,352,881.60 and 4,876,878.72

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Solution

The fourth proportional to 8,951,260.80, 12,352,881.60 and 4,876,878.72 is: 6,730,169.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,951,260.80 : 12,352,881.60 = 4,876,878.72 : x
  2. Step 2: Convert to fraction form
    8,951,260.80/12,352,881.60 = 4,876,878.72/x
  3. Step 3: Cross multiply
    8,951,260.80x = 12,352,881.60 × 4,876,878.72
  4. Step 4: Simplify right side
    8,951,260.80x = 60,243,505,405,719.55
  5. Step 5: Solve for x
    x = 60,243,505,405,719.55/8,951,260.80
  6. Step 6: Final answer
    x = 6,730,169.83

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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.