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Finding the Third Proportional to 3,366,682.31 and 5,223,705.19

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Solution

The third proportional to 3,366,682.31 and 5,223,705.19 is: 8,105,040.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366,682.31 : 5,223,705.19 = 5,223,705.19 : x
  2. Step 2: Convert to fraction form
    3,366,682.31/5,223,705.19 = 5,223,705.19/x
  3. Step 3: Cross multiply
    3,366,682.31x = 5,223,705.19 × 5,223,705.19
  4. Step 4: Simplify right side
    3,366,682.31x = 27,287,095,885,914.41
  5. Step 5: Solve for x
    x = 27,287,095,885,914.41/3,366,682.31
  6. Step 6: Final answer
    x = 8,105,040.32

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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.