Finding the Fourth Proportional to 8,515,199.44, 12,774,832.80 and 2,835,472.96
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Solution
The fourth proportional to 8,515,199.44, 12,774,832.80 and 2,835,472.96 is: 4,253,886.62
Step by Step Solution
- Step 1: Write the proportion equation
8,515,199.44 : 12,774,832.80 = 2,835,472.96 : x - Step 2: Convert to fraction form
8,515,199.44/12,774,832.80 = 2,835,472.96/x - Step 3: Cross multiply
8,515,199.44x = 12,774,832.80 × 2,835,472.96 - Step 4: Simplify right side
8,515,199.44x = 36,222,692,972,921.09 - Step 5: Solve for x
x = 36,222,692,972,921.09/8,515,199.44 - Step 6: Final answer
x = 4,253,886.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.