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Finding the Third Proportional to 9,520,130 and 20,929,819

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Solution

The third proportional to 9,520,130 and 20,929,819 is: 46,013,796.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,520,130 : 20,929,819 = 20,929,819 : x
  2. Step 2: Convert to fraction form
    9,520,130/20,929,819 = 20,929,819/x
  3. Step 3: Cross multiply
    9,520,130x = 20,929,819 × 20,929,819
  4. Step 4: Simplify right side
    9,520,130x = 438,057,323,372,761
  5. Step 5: Solve for x
    x = 438,057,323,372,761/9,520,130
  6. Step 6: Final answer
    x = 46,013,796.38

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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.