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Finding the Third Proportional to 8,555,068 and 17,817,813

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Solution

The third proportional to 8,555,068 and 17,817,813 is: 37,109,519.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,555,068 : 17,817,813 = 17,817,813 : x
  2. Step 2: Convert to fraction form
    8,555,068/17,817,813 = 17,817,813/x
  3. Step 3: Cross multiply
    8,555,068x = 17,817,813 × 17,817,813
  4. Step 4: Simplify right side
    8,555,068x = 317,474,460,102,969
  5. Step 5: Solve for x
    x = 317,474,460,102,969/8,555,068
  6. Step 6: Final answer
    x = 37,109,519.19

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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.