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Finding the Third Proportional to 3,168,554 and 6,842,155

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Solution

The third proportional to 3,168,554 and 6,842,155 is: 14,774,905.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,554 : 6,842,155 = 6,842,155 : x
  2. Step 2: Convert to fraction form
    3,168,554/6,842,155 = 6,842,155/x
  3. Step 3: Cross multiply
    3,168,554x = 6,842,155 × 6,842,155
  4. Step 4: Simplify right side
    3,168,554x = 46,815,085,044,025
  5. Step 5: Solve for x
    x = 46,815,085,044,025/3,168,554
  6. Step 6: Final answer
    x = 14,774,905.22

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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.