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Finding the Third Proportional to 21,837,364 and 34,253,430

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Solution

The third proportional to 21,837,364 and 34,253,430 is: 53,728,896.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,837,364 : 34,253,430 = 34,253,430 : x
  2. Step 2: Convert to fraction form
    21,837,364/34,253,430 = 34,253,430/x
  3. Step 3: Cross multiply
    21,837,364x = 34,253,430 × 34,253,430
  4. Step 4: Simplify right side
    21,837,364x = 1,173,297,466,764,900
  5. Step 5: Solve for x
    x = 1,173,297,466,764,900/21,837,364
  6. Step 6: Final answer
    x = 53,728,896.34

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.