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Finding the Third Proportional to 12,692,908 and 27,905,240

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Solution

The third proportional to 12,692,908 and 27,905,240 is: 61,349,410.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,692,908 : 27,905,240 = 27,905,240 : x
  2. Step 2: Convert to fraction form
    12,692,908/27,905,240 = 27,905,240/x
  3. Step 3: Cross multiply
    12,692,908x = 27,905,240 × 27,905,240
  4. Step 4: Simplify right side
    12,692,908x = 778,702,419,457,600
  5. Step 5: Solve for x
    x = 778,702,419,457,600/12,692,908
  6. Step 6: Final answer
    x = 61,349,410.19

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.