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Finding the Third Proportional to 12,138,043 and 26,007,420

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Solution

The third proportional to 12,138,043 and 26,007,420 is: 55,724,460.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,138,043 : 26,007,420 = 26,007,420 : x
  2. Step 2: Convert to fraction form
    12,138,043/26,007,420 = 26,007,420/x
  3. Step 3: Cross multiply
    12,138,043x = 26,007,420 × 26,007,420
  4. Step 4: Simplify right side
    12,138,043x = 676,385,895,056,400
  5. Step 5: Solve for x
    x = 676,385,895,056,400/12,138,043
  6. Step 6: Final answer
    x = 55,724,460.28

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.