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Finding the Third Proportional to 21,270,316.50 and 46,390,401

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Solution

The third proportional to 21,270,316.50 and 46,390,401 is: 101,177,117.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,270,316.50 : 46,390,401 = 46,390,401 : x
  2. Step 2: Convert to fraction form
    21,270,316.50/46,390,401 = 46,390,401/x
  3. Step 3: Cross multiply
    21,270,316.50x = 46,390,401 × 46,390,401
  4. Step 4: Simplify right side
    21,270,316.50x = 2,152,069,304,940,801
  5. Step 5: Solve for x
    x = 2,152,069,304,940,801/21,270,316.50
  6. Step 6: Final answer
    x = 101,177,117.18

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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.