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Finding the Third Proportional to 4,821,981 and 10,315,083

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Solution

The third proportional to 4,821,981 and 10,315,083 is: 22,065,814.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821,981 : 10,315,083 = 10,315,083 : x
  2. Step 2: Convert to fraction form
    4,821,981/10,315,083 = 10,315,083/x
  3. Step 3: Cross multiply
    4,821,981x = 10,315,083 × 10,315,083
  4. Step 4: Simplify right side
    4,821,981x = 106,400,937,296,889
  5. Step 5: Solve for x
    x = 106,400,937,296,889/4,821,981
  6. Step 6: Final answer
    x = 22,065,814.30

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.