Finding the Fourth Proportional to 8,194,078.28, 11,307,828.69 and 4,522,995.88
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Solution
The fourth proportional to 8,194,078.28, 11,307,828.69 and 4,522,995.88 is: 6,241,734.68
Step by Step Solution
- Step 1: Write the proportion equation
8,194,078.28 : 11,307,828.69 = 4,522,995.88 : x - Step 2: Convert to fraction form
8,194,078.28/11,307,828.69 = 4,522,995.88/x - Step 3: Cross multiply
8,194,078.28x = 11,307,828.69 × 4,522,995.88 - Step 4: Simplify right side
8,194,078.28x = 51,145,262,548,346.23 - Step 5: Solve for x
x = 51,145,262,548,346.23/8,194,078.28 - Step 6: Final answer
x = 6,241,734.68
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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.