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Finding the Third Proportional to 16,898,472 and 36,490,824

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Solution

The third proportional to 16,898,472 and 36,490,824 is: 78,798,854.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898,472 : 36,490,824 = 36,490,824 : x
  2. Step 2: Convert to fraction form
    16,898,472/36,490,824 = 36,490,824/x
  3. Step 3: Cross multiply
    16,898,472x = 36,490,824 × 36,490,824
  4. Step 4: Simplify right side
    16,898,472x = 1,331,580,236,198,976
  5. Step 5: Solve for x
    x = 1,331,580,236,198,976/16,898,472
  6. Step 6: Final answer
    x = 78,798,854.49

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.