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Finding the Third Proportional to 10,365,890 and 22,554,919

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Solution

The third proportional to 10,365,890 and 22,554,919 is: 49,076,767.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,890 : 22,554,919 = 22,554,919 : x
  2. Step 2: Convert to fraction form
    10,365,890/22,554,919 = 22,554,919/x
  3. Step 3: Cross multiply
    10,365,890x = 22,554,919 × 22,554,919
  4. Step 4: Simplify right side
    10,365,890x = 508,724,371,096,561
  5. Step 5: Solve for x
    x = 508,724,371,096,561/10,365,890
  6. Step 6: Final answer
    x = 49,076,767.27

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.