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Finding the Third Proportional to 18,546,298 and 39,834,940

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Solution

The third proportional to 18,546,298 and 39,834,940 is: 85,560,064.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,546,298 : 39,834,940 = 39,834,940 : x
  2. Step 2: Convert to fraction form
    18,546,298/39,834,940 = 39,834,940/x
  3. Step 3: Cross multiply
    18,546,298x = 39,834,940 × 39,834,940
  4. Step 4: Simplify right side
    18,546,298x = 1,586,822,444,803,600
  5. Step 5: Solve for x
    x = 1,586,822,444,803,600/18,546,298
  6. Step 6: Final answer
    x = 85,560,064.05

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.