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Finding the Third Proportional to 11,539,322 and 18,272,220

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Solution

The third proportional to 11,539,322 and 18,272,220 is: 28,933,591.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,539,322 : 18,272,220 = 18,272,220 : x
  2. Step 2: Convert to fraction form
    11,539,322/18,272,220 = 18,272,220/x
  3. Step 3: Cross multiply
    11,539,322x = 18,272,220 × 18,272,220
  4. Step 4: Simplify right side
    11,539,322x = 333,874,023,728,400
  5. Step 5: Solve for x
    x = 333,874,023,728,400/11,539,322
  6. Step 6: Final answer
    x = 28,933,591.05

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.