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Finding the Third Proportional to 21,280,704 and 33,018,894

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Solution

The third proportional to 21,280,704 and 33,018,894 is: 51,231,733.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,280,704 : 33,018,894 = 33,018,894 : x
  2. Step 2: Convert to fraction form
    21,280,704/33,018,894 = 33,018,894/x
  3. Step 3: Cross multiply
    21,280,704x = 33,018,894 × 33,018,894
  4. Step 4: Simplify right side
    21,280,704x = 1,090,247,360,983,236
  5. Step 5: Solve for x
    x = 1,090,247,360,983,236/21,280,704
  6. Step 6: Final answer
    x = 51,231,733.73

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.