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Finding the Third Proportional to 3,208,199.63 and 7,133,697

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Solution

The third proportional to 3,208,199.63 and 7,133,697 is: 15,862,364.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,199.63 : 7,133,697 = 7,133,697 : x
  2. Step 2: Convert to fraction form
    3,208,199.63/7,133,697 = 7,133,697/x
  3. Step 3: Cross multiply
    3,208,199.63x = 7,133,697 × 7,133,697
  4. Step 4: Simplify right side
    3,208,199.63x = 50,889,632,887,809
  5. Step 5: Solve for x
    x = 50,889,632,887,809/3,208,199.63
  6. Step 6: Final answer
    x = 15,862,364.83

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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.