Finding the Fourth Proportional to 11,243,087.88, 15,515,466.28 and 6,086,449.26
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Solution
The fourth proportional to 11,243,087.88, 15,515,466.28 and 6,086,449.26 is: 8,399,302.69
Step by Step Solution
- Step 1: Write the proportion equation
11,243,087.88 : 15,515,466.28 = 6,086,449.26 : x - Step 2: Convert to fraction form
11,243,087.88/15,515,466.28 = 6,086,449.26/x - Step 3: Cross multiply
11,243,087.88x = 15,515,466.28 × 6,086,449.26 - Step 4: Simplify right side
11,243,087.88x = 94,434,098,258,460.94 - Step 5: Solve for x
x = 94,434,098,258,460.94/11,243,087.88 - Step 6: Final answer
x = 8,399,302.69
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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.