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Finding the Third Proportional to 21,296,172 and 34,771,050

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Solution

The third proportional to 21,296,172 and 34,771,050 is: 56,771,983.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,296,172 : 34,771,050 = 34,771,050 : x
  2. Step 2: Convert to fraction form
    21,296,172/34,771,050 = 34,771,050/x
  3. Step 3: Cross multiply
    21,296,172x = 34,771,050 × 34,771,050
  4. Step 4: Simplify right side
    21,296,172x = 1,209,025,918,102,500
  5. Step 5: Solve for x
    x = 1,209,025,918,102,500/21,296,172
  6. Step 6: Final answer
    x = 56,771,983.16

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.