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Finding the Third Proportional to 8,684,372 and 12,773,954

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Solution

The third proportional to 8,684,372 and 12,773,954 is: 18,789,372.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,684,372 : 12,773,954 = 12,773,954 : x
  2. Step 2: Convert to fraction form
    8,684,372/12,773,954 = 12,773,954/x
  3. Step 3: Cross multiply
    8,684,372x = 12,773,954 × 12,773,954
  4. Step 4: Simplify right side
    8,684,372x = 163,173,900,794,116
  5. Step 5: Solve for x
    x = 163,173,900,794,116/8,684,372
  6. Step 6: Final answer
    x = 18,789,372.54

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.