Finding the Third Proportional to 8,698,028 and 18,515,800
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Solution
The third proportional to 8,698,028 and 18,515,800 is: 39,415,238.68
Step by Step Solution
- Step 1: Write the proportion equation
8,698,028 : 18,515,800 = 18,515,800 : x - Step 2: Convert to fraction form
8,698,028/18,515,800 = 18,515,800/x - Step 3: Cross multiply
8,698,028x = 18,515,800 × 18,515,800 - Step 4: Simplify right side
8,698,028x = 342,834,849,640,000 - Step 5: Solve for x
x = 342,834,849,640,000/8,698,028 - Step 6: Final answer
x = 39,415,238.68
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.