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Finding the Third Proportional to 3,249,832 and 7,042,039

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Solution

The third proportional to 3,249,832 and 7,042,039 is: 15,259,346.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249,832 : 7,042,039 = 7,042,039 : x
  2. Step 2: Convert to fraction form
    3,249,832/7,042,039 = 7,042,039/x
  3. Step 3: Cross multiply
    3,249,832x = 7,042,039 × 7,042,039
  4. Step 4: Simplify right side
    3,249,832x = 49,590,313,277,521
  5. Step 5: Solve for x
    x = 49,590,313,277,521/3,249,832
  6. Step 6: Final answer
    x = 15,259,346.72

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.