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Finding the Third Proportional to 16,269,481 and 21,592,011

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Solution

The third proportional to 16,269,481 and 21,592,011 is: 28,655,796.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,269,481 : 21,592,011 = 21,592,011 : x
  2. Step 2: Convert to fraction form
    16,269,481/21,592,011 = 21,592,011/x
  3. Step 3: Cross multiply
    16,269,481x = 21,592,011 × 21,592,011
  4. Step 4: Simplify right side
    16,269,481x = 466,214,939,024,121
  5. Step 5: Solve for x
    x = 466,214,939,024,121/16,269,481
  6. Step 6: Final answer
    x = 28,655,796.64

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.