Finding the Third Proportional to 7,122,416 and 15,324,805
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Solution
The third proportional to 7,122,416 and 15,324,805 is: 32,973,312.47
Step by Step Solution
- Step 1: Write the proportion equation
7,122,416 : 15,324,805 = 15,324,805 : x - Step 2: Convert to fraction form
7,122,416/15,324,805 = 15,324,805/x - Step 3: Cross multiply
7,122,416x = 15,324,805 × 15,324,805 - Step 4: Simplify right side
7,122,416x = 234,849,648,288,025 - Step 5: Solve for x
x = 234,849,648,288,025/7,122,416 - Step 6: Final answer
x = 32,973,312.47
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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.