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Finding the Third Proportional to 21,585,980 and 44,039,044

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Solution

The third proportional to 21,585,980 and 44,039,044 is: 89,847,085.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,585,980 : 44,039,044 = 44,039,044 : x
  2. Step 2: Convert to fraction form
    21,585,980/44,039,044 = 44,039,044/x
  3. Step 3: Cross multiply
    21,585,980x = 44,039,044 × 44,039,044
  4. Step 4: Simplify right side
    21,585,980x = 1,939,437,396,433,936
  5. Step 5: Solve for x
    x = 1,939,437,396,433,936/21,585,980
  6. Step 6: Final answer
    x = 89,847,085.77

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.