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Finding the Third Proportional to 21,126,444 and 46,287,909

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Solution

The third proportional to 21,126,444 and 46,287,909 is: 101,416,524.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,126,444 : 46,287,909 = 46,287,909 : x
  2. Step 2: Convert to fraction form
    21,126,444/46,287,909 = 46,287,909/x
  3. Step 3: Cross multiply
    21,126,444x = 46,287,909 × 46,287,909
  4. Step 4: Simplify right side
    21,126,444x = 2,142,570,519,592,281
  5. Step 5: Solve for x
    x = 2,142,570,519,592,281/21,126,444
  6. Step 6: Final answer
    x = 101,416,524.22

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.