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Finding the Third Proportional to 7,129,640 and 14,846,796

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Solution

The third proportional to 7,129,640 and 14,846,796 is: 30,917,038.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,129,640 : 14,846,796 = 14,846,796 : x
  2. Step 2: Convert to fraction form
    7,129,640/14,846,796 = 14,846,796/x
  3. Step 3: Cross multiply
    7,129,640x = 14,846,796 × 14,846,796
  4. Step 4: Simplify right side
    7,129,640x = 220,427,351,465,616
  5. Step 5: Solve for x
    x = 220,427,351,465,616/7,129,640
  6. Step 6: Final answer
    x = 30,917,038.09

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.