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Finding the Third Proportional to 8,928,936 and 19,380,024

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Solution

The third proportional to 8,928,936 and 19,380,024 is: 42,063,839.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,928,936 : 19,380,024 = 19,380,024 : x
  2. Step 2: Convert to fraction form
    8,928,936/19,380,024 = 19,380,024/x
  3. Step 3: Cross multiply
    8,928,936x = 19,380,024 × 19,380,024
  4. Step 4: Simplify right side
    8,928,936x = 375,585,330,240,576
  5. Step 5: Solve for x
    x = 375,585,330,240,576/8,928,936
  6. Step 6: Final answer
    x = 42,063,839.44

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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.