Finding the Third Proportional to 8,423,656 and 18,192,288
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Solution
The third proportional to 8,423,656 and 18,192,288 is: 39,289,275.66
Step by Step Solution
- Step 1: Write the proportion equation
8,423,656 : 18,192,288 = 18,192,288 : x - Step 2: Convert to fraction form
8,423,656/18,192,288 = 18,192,288/x - Step 3: Cross multiply
8,423,656x = 18,192,288 × 18,192,288 - Step 4: Simplify right side
8,423,656x = 330,959,342,674,944 - Step 5: Solve for x
x = 330,959,342,674,944/8,423,656 - Step 6: Final answer
x = 39,289,275.66
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.