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Finding the Third Proportional to 4,890,809 and 10,749,730

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Solution

The third proportional to 4,890,809 and 10,749,730 is: 23,627,317.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890,809 : 10,749,730 = 10,749,730 : x
  2. Step 2: Convert to fraction form
    4,890,809/10,749,730 = 10,749,730/x
  3. Step 3: Cross multiply
    4,890,809x = 10,749,730 × 10,749,730
  4. Step 4: Simplify right side
    4,890,809x = 115,556,695,072,900
  5. Step 5: Solve for x
    x = 115,556,695,072,900/4,890,809
  6. Step 6: Final answer
    x = 23,627,317.09

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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.