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Finding the Third Proportional to 5,280,363 and 8,392,977

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Solution

The third proportional to 5,280,363 and 8,392,977 is: 13,340,382.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,363 : 8,392,977 = 8,392,977 : x
  2. Step 2: Convert to fraction form
    5,280,363/8,392,977 = 8,392,977/x
  3. Step 3: Cross multiply
    5,280,363x = 8,392,977 × 8,392,977
  4. Step 4: Simplify right side
    5,280,363x = 70,442,062,922,529
  5. Step 5: Solve for x
    x = 70,442,062,922,529/5,280,363
  6. Step 6: Final answer
    x = 13,340,382.64

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.