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Finding the Third Proportional to 7,345,892 and 15,949,840

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Solution

The third proportional to 7,345,892 and 15,949,840 is: 34,631,246.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345,892 : 15,949,840 = 15,949,840 : x
  2. Step 2: Convert to fraction form
    7,345,892/15,949,840 = 15,949,840/x
  3. Step 3: Cross multiply
    7,345,892x = 15,949,840 × 15,949,840
  4. Step 4: Simplify right side
    7,345,892x = 254,397,396,025,600
  5. Step 5: Solve for x
    x = 254,397,396,025,600/7,345,892
  6. Step 6: Final answer
    x = 34,631,246.42

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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.