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Finding the Third Proportional to 19,449,964 and 42,324,824

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Solution

The third proportional to 19,449,964 and 42,324,824 is: 92,102,521.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,449,964 : 42,324,824 = 42,324,824 : x
  2. Step 2: Convert to fraction form
    19,449,964/42,324,824 = 42,324,824/x
  3. Step 3: Cross multiply
    19,449,964x = 42,324,824 × 42,324,824
  4. Step 4: Simplify right side
    19,449,964x = 1,791,390,726,630,976
  5. Step 5: Solve for x
    x = 1,791,390,726,630,976/19,449,964
  6. Step 6: Final answer
    x = 92,102,521.46

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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.