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Finding the Third Proportional to 19,212,168 and 29,716,028

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Solution

The third proportional to 19,212,168 and 29,716,028 is: 45,962,658.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,212,168 : 29,716,028 = 29,716,028 : x
  2. Step 2: Convert to fraction form
    19,212,168/29,716,028 = 29,716,028/x
  3. Step 3: Cross multiply
    19,212,168x = 29,716,028 × 29,716,028
  4. Step 4: Simplify right side
    19,212,168x = 883,042,320,096,784
  5. Step 5: Solve for x
    x = 883,042,320,096,784/19,212,168
  6. Step 6: Final answer
    x = 45,962,658.67

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.