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Finding the Third Proportional to 7,706,865 and 16,939,176

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Solution

The third proportional to 7,706,865 and 16,939,176 is: 37,231,180.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,706,865 : 16,939,176 = 16,939,176 : x
  2. Step 2: Convert to fraction form
    7,706,865/16,939,176 = 16,939,176/x
  3. Step 3: Cross multiply
    7,706,865x = 16,939,176 × 16,939,176
  4. Step 4: Simplify right side
    7,706,865x = 286,935,683,558,976
  5. Step 5: Solve for x
    x = 286,935,683,558,976/7,706,865
  6. Step 6: Final answer
    x = 37,231,180.71

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.