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Finding the Third Proportional to 19,246,158 and 39,856,458

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Solution

The third proportional to 19,246,158 and 39,856,458 is: 82,537,888.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,246,158 : 39,856,458 = 39,856,458 : x
  2. Step 2: Convert to fraction form
    19,246,158/39,856,458 = 39,856,458/x
  3. Step 3: Cross multiply
    19,246,158x = 39,856,458 × 39,856,458
  4. Step 4: Simplify right side
    19,246,158x = 1,588,537,244,305,764
  5. Step 5: Solve for x
    x = 1,588,537,244,305,764/19,246,158
  6. Step 6: Final answer
    x = 82,537,888.56

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.