Finding the Fourth Proportional to 11,322,251.28, 15,624,296.28 and 6,919,342.97
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Solution
The fourth proportional to 11,322,251.28, 15,624,296.28 and 6,919,342.97 is: 9,548,442.43
Step by Step Solution
- Step 1: Write the proportion equation
11,322,251.28 : 15,624,296.28 = 6,919,342.97 : x - Step 2: Convert to fraction form
11,322,251.28/15,624,296.28 = 6,919,342.97/x - Step 3: Cross multiply
11,322,251.28x = 15,624,296.28 × 6,919,342.97 - Step 4: Simplify right side
11,322,251.28x = 108,109,864,548,093.66 - Step 5: Solve for x
x = 108,109,864,548,093.66/11,322,251.28 - Step 6: Final answer
x = 9,548,442.43
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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.