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Finding the Third Proportional to 8,081,783 and 12,547,683

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Solution

The third proportional to 8,081,783 and 12,547,683 is: 19,481,387.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,081,783 : 12,547,683 = 12,547,683 : x
  2. Step 2: Convert to fraction form
    8,081,783/12,547,683 = 12,547,683/x
  3. Step 3: Cross multiply
    8,081,783x = 12,547,683 × 12,547,683
  4. Step 4: Simplify right side
    8,081,783x = 157,444,348,668,489
  5. Step 5: Solve for x
    x = 157,444,348,668,489/8,081,783
  6. Step 6: Final answer
    x = 19,481,387.79

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.