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Finding the Third Proportional to 3,190,728 and 6,829,966.50

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Solution

The third proportional to 3,190,728 and 6,829,966.50 is: 14,619,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,728 : 6,829,966.50 = 6,829,966.50 : x
  2. Step 2: Convert to fraction form
    3,190,728/6,829,966.50 = 6,829,966.50/x
  3. Step 3: Cross multiply
    3,190,728x = 6,829,966.50 × 6,829,966.50
  4. Step 4: Simplify right side
    3,190,728x = 46,648,442,391,122.25
  5. Step 5: Solve for x
    x = 46,648,442,391,122.25/3,190,728
  6. Step 6: Final answer
    x = 14,619,999.70

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.