Home / 8,457,310.59-11,669,400.52-5,147,387.80

Finding the Fourth Proportional to 8,457,310.59, 11,669,400.52 and 5,147,387.80

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Solution

The fourth proportional to 8,457,310.59, 11,669,400.52 and 5,147,387.80 is: 7,102,367.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,457,310.59 : 11,669,400.52 = 5,147,387.80 : x
  2. Step 2: Convert to fraction form
    8,457,310.59/11,669,400.52 = 5,147,387.80/x
  3. Step 3: Cross multiply
    8,457,310.59x = 11,669,400.52 × 5,147,387.80
  4. Step 4: Simplify right side
    8,457,310.59x = 60,066,929,856,873.75
  5. Step 5: Solve for x
    x = 60,066,929,856,873.75/8,457,310.59
  6. Step 6: Final answer
    x = 7,102,367.73

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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.