Finding the Third Proportional to 7,758,009 and 16,461,665
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Solution
The third proportional to 7,758,009 and 16,461,665 is: 34,929,891.75
Step by Step Solution
- Step 1: Write the proportion equation
7,758,009 : 16,461,665 = 16,461,665 : x - Step 2: Convert to fraction form
7,758,009/16,461,665 = 16,461,665/x - Step 3: Cross multiply
7,758,009x = 16,461,665 × 16,461,665 - Step 4: Simplify right side
7,758,009x = 270,986,414,572,225 - Step 5: Solve for x
x = 270,986,414,572,225/7,758,009 - Step 6: Final answer
x = 34,929,891.75
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.