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Finding the Third Proportional to 12,146,877 and 18,626,301

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Solution

The third proportional to 12,146,877 and 18,626,301 is: 28,561,999.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,146,877 : 18,626,301 = 18,626,301 : x
  2. Step 2: Convert to fraction form
    12,146,877/18,626,301 = 18,626,301/x
  3. Step 3: Cross multiply
    12,146,877x = 18,626,301 × 18,626,301
  4. Step 4: Simplify right side
    12,146,877x = 346,939,088,942,601
  5. Step 5: Solve for x
    x = 346,939,088,942,601/12,146,877
  6. Step 6: Final answer
    x = 28,561,999.02

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.