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Finding the Third Proportional to 10,709,638 and 16,315,458

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Solution

The third proportional to 10,709,638 and 16,315,458 is: 24,855,571.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,709,638 : 16,315,458 = 16,315,458 : x
  2. Step 2: Convert to fraction form
    10,709,638/16,315,458 = 16,315,458/x
  3. Step 3: Cross multiply
    10,709,638x = 16,315,458 × 16,315,458
  4. Step 4: Simplify right side
    10,709,638x = 266,194,169,749,764
  5. Step 5: Solve for x
    x = 266,194,169,749,764/10,709,638
  6. Step 6: Final answer
    x = 24,855,571.19

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.