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Finding the Third Proportional to 21,551,174 and 33,460,145

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Solution

The third proportional to 21,551,174 and 33,460,145 is: 51,949,898.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,551,174 : 33,460,145 = 33,460,145 : x
  2. Step 2: Convert to fraction form
    21,551,174/33,460,145 = 33,460,145/x
  3. Step 3: Cross multiply
    21,551,174x = 33,460,145 × 33,460,145
  4. Step 4: Simplify right side
    21,551,174x = 1,119,581,303,421,025
  5. Step 5: Solve for x
    x = 1,119,581,303,421,025/21,551,174
  6. Step 6: Final answer
    x = 51,949,898.57

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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.