Finding the Third Proportional to 19,728,172.50 and 43,227,705
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Solution
The third proportional to 19,728,172.50 and 43,227,705 is: 94,719,086.60
Step by Step Solution
- Step 1: Write the proportion equation
19,728,172.50 : 43,227,705 = 43,227,705 : x - Step 2: Convert to fraction form
19,728,172.50/43,227,705 = 43,227,705/x - Step 3: Cross multiply
19,728,172.50x = 43,227,705 × 43,227,705 - Step 4: Simplify right side
19,728,172.50x = 1,868,634,479,567,025 - Step 5: Solve for x
x = 1,868,634,479,567,025/19,728,172.50 - Step 6: Final answer
x = 94,719,086.60
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.