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Finding the Third Proportional to 16,521,075 and 35,787,438

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Solution

The third proportional to 16,521,075 and 35,787,438 is: 77,521,633.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,521,075 : 35,787,438 = 35,787,438 : x
  2. Step 2: Convert to fraction form
    16,521,075/35,787,438 = 35,787,438/x
  3. Step 3: Cross multiply
    16,521,075x = 35,787,438 × 35,787,438
  4. Step 4: Simplify right side
    16,521,075x = 1,280,740,718,603,844
  5. Step 5: Solve for x
    x = 1,280,740,718,603,844/16,521,075
  6. Step 6: Final answer
    x = 77,521,633.34

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.