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Finding the Third Proportional to 21,704,280 and 33,591,783

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Solution

The third proportional to 21,704,280 and 33,591,783 is: 51,990,109.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,704,280 : 33,591,783 = 33,591,783 : x
  2. Step 2: Convert to fraction form
    21,704,280/33,591,783 = 33,591,783/x
  3. Step 3: Cross multiply
    21,704,280x = 33,591,783 × 33,591,783
  4. Step 4: Simplify right side
    21,704,280x = 1,128,407,885,119,089
  5. Step 5: Solve for x
    x = 1,128,407,885,119,089/21,704,280
  6. Step 6: Final answer
    x = 51,990,109.10

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.