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Finding the Third Proportional to 7,975,790 and 17,395,243

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Solution

The third proportional to 7,975,790 and 17,395,243 is: 37,939,123.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975,790 : 17,395,243 = 17,395,243 : x
  2. Step 2: Convert to fraction form
    7,975,790/17,395,243 = 17,395,243/x
  3. Step 3: Cross multiply
    7,975,790x = 17,395,243 × 17,395,243
  4. Step 4: Simplify right side
    7,975,790x = 302,594,479,029,049
  5. Step 5: Solve for x
    x = 302,594,479,029,049/7,975,790
  6. Step 6: Final answer
    x = 37,939,123.15

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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.