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Finding the Fourth Proportional to 5,647,264.64, 7,793,275.08 and 3,068,945.48

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Solution

The fourth proportional to 5,647,264.64, 7,793,275.08 and 3,068,945.48 is: 4,235,171.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,647,264.64 : 7,793,275.08 = 3,068,945.48 : x
  2. Step 2: Convert to fraction form
    5,647,264.64/7,793,275.08 = 3,068,945.48/x
  3. Step 3: Cross multiply
    5,647,264.64x = 7,793,275.08 × 3,068,945.48
  4. Step 4: Simplify right side
    5,647,264.64x = 23,917,136,331,162.64
  5. Step 5: Solve for x
    x = 23,917,136,331,162.64/5,647,264.64
  6. Step 6: Final answer
    x = 4,235,171.87

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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.