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Finding the Third Proportional to 9,090,842 and 19,623,768

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Solution

The third proportional to 9,090,842 and 19,623,768 is: 42,360,462.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,090,842 : 19,623,768 = 19,623,768 : x
  2. Step 2: Convert to fraction form
    9,090,842/19,623,768 = 19,623,768/x
  3. Step 3: Cross multiply
    9,090,842x = 19,623,768 × 19,623,768
  4. Step 4: Simplify right side
    9,090,842x = 385,092,270,517,824
  5. Step 5: Solve for x
    x = 385,092,270,517,824/9,090,842
  6. Step 6: Final answer
    x = 42,360,462.38

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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.