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Finding the Third Proportional to 2,644,432.79 and 5,729,037.77

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Solution

The third proportional to 2,644,432.79 and 5,729,037.77 is: 12,411,687.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,644,432.79 : 5,729,037.77 = 5,729,037.77 : x
  2. Step 2: Convert to fraction form
    2,644,432.79/5,729,037.77 = 5,729,037.77/x
  3. Step 3: Cross multiply
    2,644,432.79x = 5,729,037.77 × 5,729,037.77
  4. Step 4: Simplify right side
    2,644,432.79x = 32,821,873,742,335.12
  5. Step 5: Solve for x
    x = 32,821,873,742,335.12/2,644,432.79
  6. Step 6: Final answer
    x = 12,411,687.64

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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.