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Finding the Third Proportional to 8,966,138 and 14,009,079

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Solution

The third proportional to 8,966,138 and 14,009,079 is: 21,888,386.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,966,138 : 14,009,079 = 14,009,079 : x
  2. Step 2: Convert to fraction form
    8,966,138/14,009,079 = 14,009,079/x
  3. Step 3: Cross multiply
    8,966,138x = 14,009,079 × 14,009,079
  4. Step 4: Simplify right side
    8,966,138x = 196,254,294,428,241
  5. Step 5: Solve for x
    x = 196,254,294,428,241/8,966,138
  6. Step 6: Final answer
    x = 21,888,386.55

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.