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Finding the Third Proportional to 28,168,576 and 61,717,171

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Solution

The third proportional to 28,168,576 and 61,717,171 is: 135,221,929.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,168,576 : 61,717,171 = 61,717,171 : x
  2. Step 2: Convert to fraction form
    28,168,576/61,717,171 = 61,717,171/x
  3. Step 3: Cross multiply
    28,168,576x = 61,717,171 × 61,717,171
  4. Step 4: Simplify right side
    28,168,576x = 3,809,009,196,243,241
  5. Step 5: Solve for x
    x = 3,809,009,196,243,241/28,168,576
  6. Step 6: Final answer
    x = 135,221,929.44

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.