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Finding the Third Proportional to 3,135,816 and 6,648,430

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Solution

The third proportional to 3,135,816 and 6,648,430 is: 14,095,731.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135,816 : 6,648,430 = 6,648,430 : x
  2. Step 2: Convert to fraction form
    3,135,816/6,648,430 = 6,648,430/x
  3. Step 3: Cross multiply
    3,135,816x = 6,648,430 × 6,648,430
  4. Step 4: Simplify right side
    3,135,816x = 44,201,621,464,900
  5. Step 5: Solve for x
    x = 44,201,621,464,900/3,135,816
  6. Step 6: Final answer
    x = 14,095,731.85

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.