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Finding the Third Proportional to 4,628,020 and 9,967,237

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Solution

The third proportional to 4,628,020 and 9,967,237 is: 21,466,159.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,628,020 : 9,967,237 = 9,967,237 : x
  2. Step 2: Convert to fraction form
    4,628,020/9,967,237 = 9,967,237/x
  3. Step 3: Cross multiply
    4,628,020x = 9,967,237 × 9,967,237
  4. Step 4: Simplify right side
    4,628,020x = 99,345,813,414,169
  5. Step 5: Solve for x
    x = 99,345,813,414,169/4,628,020
  6. Step 6: Final answer
    x = 21,466,159.05

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.