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Finding the Third Proportional to 4,486,026 and 9,869,208

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Solution

The third proportional to 4,486,026 and 9,869,208 is: 21,712,149.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486,026 : 9,869,208 = 9,869,208 : x
  2. Step 2: Convert to fraction form
    4,486,026/9,869,208 = 9,869,208/x
  3. Step 3: Cross multiply
    4,486,026x = 9,869,208 × 9,869,208
  4. Step 4: Simplify right side
    4,486,026x = 97,401,266,547,264
  5. Step 5: Solve for x
    x = 97,401,266,547,264/4,486,026
  6. Step 6: Final answer
    x = 21,712,149.36

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.