Home / 5,427,035.66-7,489,324.31-2,979,805.29

Finding the Fourth Proportional to 5,427,035.66, 7,489,324.31 and 2,979,805.29

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Solution

The fourth proportional to 5,427,035.66, 7,489,324.31 and 2,979,805.29 is: 4,112,139.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427,035.66 : 7,489,324.31 = 2,979,805.29 : x
  2. Step 2: Convert to fraction form
    5,427,035.66/7,489,324.31 = 2,979,805.29/x
  3. Step 3: Cross multiply
    5,427,035.66x = 7,489,324.31 × 2,979,805.29
  4. Step 4: Simplify right side
    5,427,035.66x = 22,316,728,182,564.57
  5. Step 5: Solve for x
    x = 22,316,728,182,564.57/5,427,035.66
  6. Step 6: Final answer
    x = 4,112,139.59

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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.