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Finding the Third Proportional to 12,178,519 and 26,194,117

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Solution

The third proportional to 12,178,519 and 26,194,117 is: 56,339,507.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,178,519 : 26,194,117 = 26,194,117 : x
  2. Step 2: Convert to fraction form
    12,178,519/26,194,117 = 26,194,117/x
  3. Step 3: Cross multiply
    12,178,519x = 26,194,117 × 26,194,117
  4. Step 4: Simplify right side
    12,178,519x = 686,131,765,409,689
  5. Step 5: Solve for x
    x = 686,131,765,409,689/12,178,519
  6. Step 6: Final answer
    x = 56,339,507.74

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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.