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Finding the Third Proportional to 2,891,730.38 and 6,281,261.44

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Solution

The third proportional to 2,891,730.38 and 6,281,261.44 is: 13,643,818.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,730.38 : 6,281,261.44 = 6,281,261.44 : x
  2. Step 2: Convert to fraction form
    2,891,730.38/6,281,261.44 = 6,281,261.44/x
  3. Step 3: Cross multiply
    2,891,730.38x = 6,281,261.44 × 6,281,261.44
  4. Step 4: Simplify right side
    2,891,730.38x = 39,454,245,246,224.56
  5. Step 5: Solve for x
    x = 39,454,245,246,224.56/2,891,730.38
  6. Step 6: Final answer
    x = 13,643,818.80

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.