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Finding the Third Proportional to 8,907,366 and 19,517,136

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Solution

The third proportional to 8,907,366 and 19,517,136 is: 42,764,448.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,907,366 : 19,517,136 = 19,517,136 : x
  2. Step 2: Convert to fraction form
    8,907,366/19,517,136 = 19,517,136/x
  3. Step 3: Cross multiply
    8,907,366x = 19,517,136 × 19,517,136
  4. Step 4: Simplify right side
    8,907,366x = 380,918,597,642,496
  5. Step 5: Solve for x
    x = 380,918,597,642,496/8,907,366
  6. Step 6: Final answer
    x = 42,764,448.84

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.