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Finding the Third Proportional to 3,208,213 and 7,133,732

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Solution

The third proportional to 3,208,213 and 7,133,732 is: 15,862,454.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,213 : 7,133,732 = 7,133,732 : x
  2. Step 2: Convert to fraction form
    3,208,213/7,133,732 = 7,133,732/x
  3. Step 3: Cross multiply
    3,208,213x = 7,133,732 × 7,133,732
  4. Step 4: Simplify right side
    3,208,213x = 50,890,132,247,824
  5. Step 5: Solve for x
    x = 50,890,132,247,824/3,208,213
  6. Step 6: Final answer
    x = 15,862,454.35

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.