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Finding the Third Proportional to 8,692,392 and 18,880,668

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Solution

The third proportional to 8,692,392 and 18,880,668 is: 41,010,532.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,692,392 : 18,880,668 = 18,880,668 : x
  2. Step 2: Convert to fraction form
    8,692,392/18,880,668 = 18,880,668/x
  3. Step 3: Cross multiply
    8,692,392x = 18,880,668 × 18,880,668
  4. Step 4: Simplify right side
    8,692,392x = 356,479,624,126,224
  5. Step 5: Solve for x
    x = 356,479,624,126,224/8,692,392
  6. Step 6: Final answer
    x = 41,010,532.44

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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.