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Finding the Third Proportional to 18,441,712 and 29,630,868

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Solution

The third proportional to 18,441,712 and 29,630,868 is: 47,608,830.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,441,712 : 29,630,868 = 29,630,868 : x
  2. Step 2: Convert to fraction form
    18,441,712/29,630,868 = 29,630,868/x
  3. Step 3: Cross multiply
    18,441,712x = 29,630,868 × 29,630,868
  4. Step 4: Simplify right side
    18,441,712x = 877,988,338,433,424
  5. Step 5: Solve for x
    x = 877,988,338,433,424/18,441,712
  6. Step 6: Final answer
    x = 47,608,830.38

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.