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Finding the Third Proportional to 9,418,816 and 20,343,362

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Solution

The third proportional to 9,418,816 and 20,343,362 is: 43,938,896.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,418,816 : 20,343,362 = 20,343,362 : x
  2. Step 2: Convert to fraction form
    9,418,816/20,343,362 = 20,343,362/x
  3. Step 3: Cross multiply
    9,418,816x = 20,343,362 × 20,343,362
  4. Step 4: Simplify right side
    9,418,816x = 413,852,377,463,044
  5. Step 5: Solve for x
    x = 413,852,377,463,044/9,418,816
  6. Step 6: Final answer
    x = 43,938,896.08

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.