Finding the Fourth Proportional to 8,826,689.44, 12,181,207.68 and 4,959,218.08
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Solution
The fourth proportional to 8,826,689.44, 12,181,207.68 and 4,959,218.08 is: 6,843,932.35
Step by Step Solution
- Step 1: Write the proportion equation
8,826,689.44 : 12,181,207.68 = 4,959,218.08 : x - Step 2: Convert to fraction form
8,826,689.44/12,181,207.68 = 4,959,218.08/x - Step 3: Cross multiply
8,826,689.44x = 12,181,207.68 × 4,959,218.08 - Step 4: Simplify right side
8,826,689.44x = 60,409,265,362,890.85 - Step 5: Solve for x
x = 60,409,265,362,890.85/8,826,689.44 - Step 6: Final answer
x = 6,843,932.35
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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.