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Finding the Third Proportional to 7,285,866 and 15,693,041

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Solution

The third proportional to 7,285,866 and 15,693,041 is: 33,801,271.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,285,866 : 15,693,041 = 15,693,041 : x
  2. Step 2: Convert to fraction form
    7,285,866/15,693,041 = 15,693,041/x
  3. Step 3: Cross multiply
    7,285,866x = 15,693,041 × 15,693,041
  4. Step 4: Simplify right side
    7,285,866x = 246,271,535,827,681
  5. Step 5: Solve for x
    x = 246,271,535,827,681/7,285,866
  6. Step 6: Final answer
    x = 33,801,271.64

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.