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Finding the Third Proportional to 18,030,824 and 40,093,072

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Solution

The third proportional to 18,030,824 and 40,093,072 is: 89,150,358.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,030,824 : 40,093,072 = 40,093,072 : x
  2. Step 2: Convert to fraction form
    18,030,824/40,093,072 = 40,093,072/x
  3. Step 3: Cross multiply
    18,030,824x = 40,093,072 × 40,093,072
  4. Step 4: Simplify right side
    18,030,824x = 1,607,454,422,397,184
  5. Step 5: Solve for x
    x = 1,607,454,422,397,184/18,030,824
  6. Step 6: Final answer
    x = 89,150,358.43

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.