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Finding the Third Proportional to 21,677,760 and 29,526,435

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Solution

The third proportional to 21,677,760 and 29,526,435 is: 40,216,810.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,677,760 : 29,526,435 = 29,526,435 : x
  2. Step 2: Convert to fraction form
    21,677,760/29,526,435 = 29,526,435/x
  3. Step 3: Cross multiply
    21,677,760x = 29,526,435 × 29,526,435
  4. Step 4: Simplify right side
    21,677,760x = 871,810,363,809,225
  5. Step 5: Solve for x
    x = 871,810,363,809,225/21,677,760
  6. Step 6: Final answer
    x = 40,216,810.40

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.