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Finding the Third Proportional to 18,249,168 and 39,194,016

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Solution

The third proportional to 18,249,168 and 39,194,016 is: 84,177,584.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,249,168 : 39,194,016 = 39,194,016 : x
  2. Step 2: Convert to fraction form
    18,249,168/39,194,016 = 39,194,016/x
  3. Step 3: Cross multiply
    18,249,168x = 39,194,016 × 39,194,016
  4. Step 4: Simplify right side
    18,249,168x = 1,536,170,890,208,256
  5. Step 5: Solve for x
    x = 1,536,170,890,208,256/18,249,168
  6. Step 6: Final answer
    x = 84,177,584.98

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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.