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Finding the Third Proportional to 15,380,064 and 33,400,663

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Solution

The third proportional to 15,380,064 and 33,400,663 is: 72,535,737.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,380,064 : 33,400,663 = 33,400,663 : x
  2. Step 2: Convert to fraction form
    15,380,064/33,400,663 = 33,400,663/x
  3. Step 3: Cross multiply
    15,380,064x = 33,400,663 × 33,400,663
  4. Step 4: Simplify right side
    15,380,064x = 1,115,604,288,839,569
  5. Step 5: Solve for x
    x = 1,115,604,288,839,569/15,380,064
  6. Step 6: Final answer
    x = 72,535,737.75

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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.