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Finding the Third Proportional to 9,403,995 and 19,206,540

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Solution

The third proportional to 9,403,995 and 19,206,540 is: 39,227,070.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403,995 : 19,206,540 = 19,206,540 : x
  2. Step 2: Convert to fraction form
    9,403,995/19,206,540 = 19,206,540/x
  3. Step 3: Cross multiply
    9,403,995x = 19,206,540 × 19,206,540
  4. Step 4: Simplify right side
    9,403,995x = 368,891,178,771,600
  5. Step 5: Solve for x
    x = 368,891,178,771,600/9,403,995
  6. Step 6: Final answer
    x = 39,227,070.92

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.