Home / 6,876,499-10,301,270.78-3,991,817.24

Finding the Fourth Proportional to 6,876,499, 10,301,270.78 and 3,991,817.24

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Solution

The fourth proportional to 6,876,499, 10,301,270.78 and 3,991,817.24 is: 5,979,902.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876,499 : 10,301,270.78 = 3,991,817.24 : x
  2. Step 2: Convert to fraction form
    6,876,499/10,301,270.78 = 3,991,817.24/x
  3. Step 3: Cross multiply
    6,876,499x = 10,301,270.78 × 3,991,817.24
  4. Step 4: Simplify right side
    6,876,499x = 41,120,790,293,512.25
  5. Step 5: Solve for x
    x = 41,120,790,293,512.25/6,876,499
  6. Step 6: Final answer
    x = 5,979,902.02

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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.