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Finding the Third Proportional to 2,697,656.91 and 5,644,712.81

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Solution

The third proportional to 2,697,656.91 and 5,644,712.81 is: 11,811,280.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,697,656.91 : 5,644,712.81 = 5,644,712.81 : x
  2. Step 2: Convert to fraction form
    2,697,656.91/5,644,712.81 = 5,644,712.81/x
  3. Step 3: Cross multiply
    2,697,656.91x = 5,644,712.81 × 5,644,712.81
  4. Step 4: Simplify right side
    2,697,656.91x = 31,862,782,735,601.66
  5. Step 5: Solve for x
    x = 31,862,782,735,601.66/2,697,656.91
  6. Step 6: Final answer
    x = 11,811,280.62

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.