Finding the Fourth Proportional to 11,414,379.22, 15,751,839.45 and 6,257,630.14
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Solution
The fourth proportional to 11,414,379.22, 15,751,839.45 and 6,257,630.14 is: 8,635,527.47
Step by Step Solution
- Step 1: Write the proportion equation
11,414,379.22 : 15,751,839.45 = 6,257,630.14 : x - Step 2: Convert to fraction form
11,414,379.22/15,751,839.45 = 6,257,630.14/x - Step 3: Cross multiply
11,414,379.22x = 15,751,839.45 × 6,257,630.14 - Step 4: Simplify right side
11,414,379.22x = 98,569,185,302,761.02 - Step 5: Solve for x
x = 98,569,185,302,761.02/11,414,379.22 - Step 6: Final answer
x = 8,635,527.47
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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.