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Finding the Third Proportional to 21,366,541.13 and 43,488,189

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Solution

The third proportional to 21,366,541.13 and 43,488,189 is: 88,513,277.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,366,541.13 : 43,488,189 = 43,488,189 : x
  2. Step 2: Convert to fraction form
    21,366,541.13/43,488,189 = 43,488,189/x
  3. Step 3: Cross multiply
    21,366,541.13x = 43,488,189 × 43,488,189
  4. Step 4: Simplify right side
    21,366,541.13x = 1,891,222,582,499,721
  5. Step 5: Solve for x
    x = 1,891,222,582,499,721/21,366,541.13
  6. Step 6: Final answer
    x = 88,513,277.44

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.