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Finding the Third Proportional to 21,811,010 and 45,878,344

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Solution

The third proportional to 21,811,010 and 45,878,344 is: 96,502,750.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,811,010 : 45,878,344 = 45,878,344 : x
  2. Step 2: Convert to fraction form
    21,811,010/45,878,344 = 45,878,344/x
  3. Step 3: Cross multiply
    21,811,010x = 45,878,344 × 45,878,344
  4. Step 4: Simplify right side
    21,811,010x = 2,104,822,448,182,336
  5. Step 5: Solve for x
    x = 2,104,822,448,182,336/21,811,010
  6. Step 6: Final answer
    x = 96,502,750.13

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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.