Finding the Fourth Proportional to 8,052,763.68, 11,112,478.56 and 4,381,694.64
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Solution
The fourth proportional to 8,052,763.68, 11,112,478.56 and 4,381,694.64 is: 6,046,556.15
Step by Step Solution
- Step 1: Write the proportion equation
8,052,763.68 : 11,112,478.56 = 4,381,694.64 : x - Step 2: Convert to fraction form
8,052,763.68/11,112,478.56 = 4,381,694.64/x - Step 3: Cross multiply
8,052,763.68x = 11,112,478.56 × 4,381,694.64 - Step 4: Simplify right side
8,052,763.68x = 48,691,487,743,466.91 - Step 5: Solve for x
x = 48,691,487,743,466.91/8,052,763.68 - Step 6: Final answer
x = 6,046,556.15
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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.