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Finding the Third Proportional to 18,430,785 and 40,952,322

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Solution

The third proportional to 18,430,785 and 40,952,322 is: 90,994,099.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,430,785 : 40,952,322 = 40,952,322 : x
  2. Step 2: Convert to fraction form
    18,430,785/40,952,322 = 40,952,322/x
  3. Step 3: Cross multiply
    18,430,785x = 40,952,322 × 40,952,322
  4. Step 4: Simplify right side
    18,430,785x = 1,677,092,677,191,684
  5. Step 5: Solve for x
    x = 1,677,092,677,191,684/18,430,785
  6. Step 6: Final answer
    x = 90,994,099.12

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.