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Finding the Third Proportional to 8,708,835 and 18,455,922

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Solution

The third proportional to 8,708,835 and 18,455,922 is: 39,112,126.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708,835 : 18,455,922 = 18,455,922 : x
  2. Step 2: Convert to fraction form
    8,708,835/18,455,922 = 18,455,922/x
  3. Step 3: Cross multiply
    8,708,835x = 18,455,922 × 18,455,922
  4. Step 4: Simplify right side
    8,708,835x = 340,621,056,870,084
  5. Step 5: Solve for x
    x = 340,621,056,870,084/8,708,835
  6. Step 6: Final answer
    x = 39,112,126.58

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.