Finding the Fourth Proportional to 19,760,832, 27,269,948.16 and 10,716,864
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Solution
The fourth proportional to 19,760,832, 27,269,948.16 and 10,716,864 is: 14,789,272.32
Step by Step Solution
- Step 1: Write the proportion equation
19,760,832 : 27,269,948.16 = 10,716,864 : x - Step 2: Convert to fraction form
19,760,832/27,269,948.16 = 10,716,864/x - Step 3: Cross multiply
19,760,832x = 27,269,948.16 × 10,716,864 - Step 4: Simplify right side
19,760,832x = 292,248,325,717,770.25 - Step 5: Solve for x
x = 292,248,325,717,770.25/19,760,832 - Step 6: Final answer
x = 14,789,272.32
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.