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Finding the Third Proportional to 8,745,267 and 19,212,255

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Solution

The third proportional to 8,745,267 and 19,212,255 is: 42,206,915.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745,267 : 19,212,255 = 19,212,255 : x
  2. Step 2: Convert to fraction form
    8,745,267/19,212,255 = 19,212,255/x
  3. Step 3: Cross multiply
    8,745,267x = 19,212,255 × 19,212,255
  4. Step 4: Simplify right side
    8,745,267x = 369,110,742,185,025
  5. Step 5: Solve for x
    x = 369,110,742,185,025/8,745,267
  6. Step 6: Final answer
    x = 42,206,915.14

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.