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Finding the Third Proportional to 20,909,582 and 45,293,662

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Solution

The third proportional to 20,909,582 and 45,293,662 is: 98,113,669.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,909,582 : 45,293,662 = 45,293,662 : x
  2. Step 2: Convert to fraction form
    20,909,582/45,293,662 = 45,293,662/x
  3. Step 3: Cross multiply
    20,909,582x = 45,293,662 × 45,293,662
  4. Step 4: Simplify right side
    20,909,582x = 2,051,515,817,370,244
  5. Step 5: Solve for x
    x = 2,051,515,817,370,244/20,909,582
  6. Step 6: Final answer
    x = 98,113,669.48

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.