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Finding the Third Proportional to 7,071,804 and 15,481,080

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Solution

The third proportional to 7,071,804 and 15,481,080 is: 33,890,056.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,071,804 : 15,481,080 = 15,481,080 : x
  2. Step 2: Convert to fraction form
    7,071,804/15,481,080 = 15,481,080/x
  3. Step 3: Cross multiply
    7,071,804x = 15,481,080 × 15,481,080
  4. Step 4: Simplify right side
    7,071,804x = 239,663,837,966,400
  5. Step 5: Solve for x
    x = 239,663,837,966,400/7,071,804
  6. Step 6: Final answer
    x = 33,890,056.62

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.