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Finding the Third Proportional to 2,656,385.44 and 5,631,994.55

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Solution

The third proportional to 2,656,385.44 and 5,631,994.55 is: 11,940,798.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656,385.44 : 5,631,994.55 = 5,631,994.55 : x
  2. Step 2: Convert to fraction form
    2,656,385.44/5,631,994.55 = 5,631,994.55/x
  3. Step 3: Cross multiply
    2,656,385.44x = 5,631,994.55 × 5,631,994.55
  4. Step 4: Simplify right side
    2,656,385.44x = 31,719,362,576,029.74
  5. Step 5: Solve for x
    x = 31,719,362,576,029.74/2,656,385.44
  6. Step 6: Final answer
    x = 11,940,798.25

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.