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Finding the Third Proportional to 8,442,167.41 and 18,408,668.13

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Solution

The third proportional to 8,442,167.41 and 18,408,668.13 is: 40,141,239.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,442,167.41 : 18,408,668.13 = 18,408,668.13 : x
  2. Step 2: Convert to fraction form
    8,442,167.41/18,408,668.13 = 18,408,668.13/x
  3. Step 3: Cross multiply
    8,442,167.41x = 18,408,668.13 × 18,408,668.13
  4. Step 4: Simplify right side
    8,442,167.41x = 338,879,062,424,008.06
  5. Step 5: Solve for x
    x = 338,879,062,424,008.06/8,442,167.41
  6. Step 6: Final answer
    x = 40,141,239.31

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.