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Finding the Third Proportional to 8,867,340 and 19,060,740

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Solution

The third proportional to 8,867,340 and 19,060,740 is: 40,971,904.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867,340 : 19,060,740 = 19,060,740 : x
  2. Step 2: Convert to fraction form
    8,867,340/19,060,740 = 19,060,740/x
  3. Step 3: Cross multiply
    8,867,340x = 19,060,740 × 19,060,740
  4. Step 4: Simplify right side
    8,867,340x = 363,311,809,347,600
  5. Step 5: Solve for x
    x = 363,311,809,347,600/8,867,340
  6. Step 6: Final answer
    x = 40,971,904.69

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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.