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Finding the Third Proportional to 15,692,308 and 33,789,218

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Solution

The third proportional to 15,692,308 and 33,789,218 is: 72,756,107.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,692,308 : 33,789,218 = 33,789,218 : x
  2. Step 2: Convert to fraction form
    15,692,308/33,789,218 = 33,789,218/x
  3. Step 3: Cross multiply
    15,692,308x = 33,789,218 × 33,789,218
  4. Step 4: Simplify right side
    15,692,308x = 1,141,711,253,051,524
  5. Step 5: Solve for x
    x = 1,141,711,253,051,524/15,692,308
  6. Step 6: Final answer
    x = 72,756,107.84

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.