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Finding the Third Proportional to 18,981,410.50 and 28,347,732

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Solution

The third proportional to 18,981,410.50 and 28,347,732 is: 42,335,837.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,981,410.50 : 28,347,732 = 28,347,732 : x
  2. Step 2: Convert to fraction form
    18,981,410.50/28,347,732 = 28,347,732/x
  3. Step 3: Cross multiply
    18,981,410.50x = 28,347,732 × 28,347,732
  4. Step 4: Simplify right side
    18,981,410.50x = 803,593,909,543,824
  5. Step 5: Solve for x
    x = 803,593,909,543,824/18,981,410.50
  6. Step 6: Final answer
    x = 42,335,837.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.