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Finding the Third Proportional to 8,616,994 and 13,342,823

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Solution

The third proportional to 8,616,994 and 13,342,823 is: 20,660,444.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,616,994 : 13,342,823 = 13,342,823 : x
  2. Step 2: Convert to fraction form
    8,616,994/13,342,823 = 13,342,823/x
  3. Step 3: Cross multiply
    8,616,994x = 13,342,823 × 13,342,823
  4. Step 4: Simplify right side
    8,616,994x = 178,030,925,609,329
  5. Step 5: Solve for x
    x = 178,030,925,609,329/8,616,994
  6. Step 6: Final answer
    x = 20,660,444.42

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.