Finding the Third Proportional to 7,972,394 and 18,716,465
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Solution
The third proportional to 7,972,394 and 18,716,465 is: 43,939,883.31
Step by Step Solution
- Step 1: Write the proportion equation
7,972,394 : 18,716,465 = 18,716,465 : x - Step 2: Convert to fraction form
7,972,394/18,716,465 = 18,716,465/x - Step 3: Cross multiply
7,972,394x = 18,716,465 × 18,716,465 - Step 4: Simplify right side
7,972,394x = 350,306,062,096,225 - Step 5: Solve for x
x = 350,306,062,096,225/7,972,394 - Step 6: Final answer
x = 43,939,883.31
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Why These Related Problems?
These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.