Finding the Third Proportional to 7,823,964 and 11,968,416
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Solution
The third proportional to 7,823,964 and 11,968,416 is: 18,308,236.28
Step by Step Solution
- Step 1: Write the proportion equation
7,823,964 : 11,968,416 = 11,968,416 : x - Step 2: Convert to fraction form
7,823,964/11,968,416 = 11,968,416/x - Step 3: Cross multiply
7,823,964x = 11,968,416 × 11,968,416 - Step 4: Simplify right side
7,823,964x = 143,242,981,549,056 - Step 5: Solve for x
x = 143,242,981,549,056/7,823,964 - Step 6: Final answer
x = 18,308,236.28
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.