Finding the Fourth Proportional to 11,999,837.82, 16,556,494.85 and 6,841,317.18
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Solution
The fourth proportional to 11,999,837.82, 16,556,494.85 and 6,841,317.18 is: 9,439,146.96
Step by Step Solution
- Step 1: Write the proportion equation
11,999,837.82 : 16,556,494.85 = 6,841,317.18 : x - Step 2: Convert to fraction form
11,999,837.82/16,556,494.85 = 6,841,317.18/x - Step 3: Cross multiply
11,999,837.82x = 16,556,494.85 × 6,841,317.18 - Step 4: Simplify right side
11,999,837.82x = 113,268,232,711,421.73 - Step 5: Solve for x
x = 113,268,232,711,421.73/11,999,837.82 - Step 6: Final answer
x = 9,439,146.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.