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Finding the Third Proportional to 21,810,962 and 45,878,262

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Solution

The third proportional to 21,810,962 and 45,878,262 is: 96,502,617.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,810,962 : 45,878,262 = 45,878,262 : x
  2. Step 2: Convert to fraction form
    21,810,962/45,878,262 = 45,878,262/x
  3. Step 3: Cross multiply
    21,810,962x = 45,878,262 × 45,878,262
  4. Step 4: Simplify right side
    21,810,962x = 2,104,814,924,140,644
  5. Step 5: Solve for x
    x = 2,104,814,924,140,644/21,810,962
  6. Step 6: Final answer
    x = 96,502,617.54

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.