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Finding the Third Proportional to 3,212,653.50 and 7,011,303

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Solution

The third proportional to 3,212,653.50 and 7,011,303 is: 15,301,485.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212,653.50 : 7,011,303 = 7,011,303 : x
  2. Step 2: Convert to fraction form
    3,212,653.50/7,011,303 = 7,011,303/x
  3. Step 3: Cross multiply
    3,212,653.50x = 7,011,303 × 7,011,303
  4. Step 4: Simplify right side
    3,212,653.50x = 49,158,369,757,809
  5. Step 5: Solve for x
    x = 49,158,369,757,809/3,212,653.50
  6. Step 6: Final answer
    x = 15,301,485.13

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.