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Finding the Third Proportional to 18,334,944 and 38,855,484

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Solution

The third proportional to 18,334,944 and 38,855,484 is: 82,342,691.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,334,944 : 38,855,484 = 38,855,484 : x
  2. Step 2: Convert to fraction form
    18,334,944/38,855,484 = 38,855,484/x
  3. Step 3: Cross multiply
    18,334,944x = 38,855,484 × 38,855,484
  4. Step 4: Simplify right side
    18,334,944x = 1,509,748,636,874,256
  5. Step 5: Solve for x
    x = 1,509,748,636,874,256/18,334,944
  6. Step 6: Final answer
    x = 82,342,691.47

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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.