Home / 7,979,663.52-11,012,207.40-4,719,273.12

Finding the Fourth Proportional to 7,979,663.52, 11,012,207.40 and 4,719,273.12

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Solution

The fourth proportional to 7,979,663.52, 11,012,207.40 and 4,719,273.12 is: 6,512,757.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,979,663.52 : 11,012,207.40 = 4,719,273.12 : x
  2. Step 2: Convert to fraction form
    7,979,663.52/11,012,207.40 = 4,719,273.12/x
  3. Step 3: Cross multiply
    7,979,663.52x = 11,012,207.40 × 4,719,273.12
  4. Step 4: Simplify right side
    7,979,663.52x = 51,969,614,374,685.09
  5. Step 5: Solve for x
    x = 51,969,614,374,685.09/7,979,663.52
  6. Step 6: Final answer
    x = 6,512,757.62

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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.