Finding the Fourth Proportional to 14,276,198.49, 21,415,128.39 and 4,040,201.97
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Solution
The fourth proportional to 14,276,198.49, 21,415,128.39 and 4,040,201.97 is: 6,060,538.03
Step by Step Solution
- Step 1: Write the proportion equation
14,276,198.49 : 21,415,128.39 = 4,040,201.97 : x - Step 2: Convert to fraction form
14,276,198.49/21,415,128.39 = 4,040,201.97/x - Step 3: Cross multiply
14,276,198.49x = 21,415,128.39 × 4,040,201.97 - Step 4: Simplify right side
14,276,198.49x = 86,521,443,909,080.94 - Step 5: Solve for x
x = 86,521,443,909,080.94/14,276,198.49 - Step 6: Final answer
x = 6,060,538.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.