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Finding the Third Proportional to 18,806,280 and 27,932,940

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Solution

The third proportional to 18,806,280 and 27,932,940 is: 41,488,754.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,806,280 : 27,932,940 = 27,932,940 : x
  2. Step 2: Convert to fraction form
    18,806,280/27,932,940 = 27,932,940/x
  3. Step 3: Cross multiply
    18,806,280x = 27,932,940 × 27,932,940
  4. Step 4: Simplify right side
    18,806,280x = 780,249,137,043,600
  5. Step 5: Solve for x
    x = 780,249,137,043,600/18,806,280
  6. Step 6: Final answer
    x = 41,488,754.66

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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.