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Finding the Third Proportional to 13,137,295 and 28,216,511

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Solution

The third proportional to 13,137,295 and 28,216,511 is: 60,603,913.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,137,295 : 28,216,511 = 28,216,511 : x
  2. Step 2: Convert to fraction form
    13,137,295/28,216,511 = 28,216,511/x
  3. Step 3: Cross multiply
    13,137,295x = 28,216,511 × 28,216,511
  4. Step 4: Simplify right side
    13,137,295x = 796,171,493,013,121
  5. Step 5: Solve for x
    x = 796,171,493,013,121/13,137,295
  6. Step 6: Final answer
    x = 60,603,913.74

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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.