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Finding the Third Proportional to 4,792,218 and 10,315,167

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Solution

The third proportional to 4,792,218 and 10,315,167 is: 22,203,219.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,792,218 : 10,315,167 = 10,315,167 : x
  2. Step 2: Convert to fraction form
    4,792,218/10,315,167 = 10,315,167/x
  3. Step 3: Cross multiply
    4,792,218x = 10,315,167 × 10,315,167
  4. Step 4: Simplify right side
    4,792,218x = 106,402,670,237,889
  5. Step 5: Solve for x
    x = 106,402,670,237,889/4,792,218
  6. Step 6: Final answer
    x = 22,203,219.94

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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.