Home / 7,876,062.63-11,816,086.54-2,196,287.55

Finding the Fourth Proportional to 7,876,062.63, 11,816,086.54 and 2,196,287.55

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Solution

The fourth proportional to 7,876,062.63, 11,816,086.54 and 2,196,287.55 is: 3,294,986.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,876,062.63 : 11,816,086.54 = 2,196,287.55 : x
  2. Step 2: Convert to fraction form
    7,876,062.63/11,816,086.54 = 2,196,287.55/x
  3. Step 3: Cross multiply
    7,876,062.63x = 11,816,086.54 × 2,196,287.55
  4. Step 4: Simplify right side
    7,876,062.63x = 25,951,523,698,444.14
  5. Step 5: Solve for x
    x = 25,951,523,698,444.14/7,876,062.63
  6. Step 6: Final answer
    x = 3,294,986.97

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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.