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Finding the Third Proportional to 7,613,646 and 16,481,820

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Solution

The third proportional to 7,613,646 and 16,481,820 is: 35,679,409.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613,646 : 16,481,820 = 16,481,820 : x
  2. Step 2: Convert to fraction form
    7,613,646/16,481,820 = 16,481,820/x
  3. Step 3: Cross multiply
    7,613,646x = 16,481,820 × 16,481,820
  4. Step 4: Simplify right side
    7,613,646x = 271,650,390,512,400
  5. Step 5: Solve for x
    x = 271,650,390,512,400/7,613,646
  6. Step 6: Final answer
    x = 35,679,409.12

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.