Finding the Fourth Proportional to 9,639,669.26, 14,458,994.63 and 3,161,891.31
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Solution
The fourth proportional to 9,639,669.26, 14,458,994.63 and 3,161,891.31 is: 4,742,669.92
Step by Step Solution
- Step 1: Write the proportion equation
9,639,669.26 : 14,458,994.63 = 3,161,891.31 : x - Step 2: Convert to fraction form
9,639,669.26/14,458,994.63 = 3,161,891.31/x - Step 3: Cross multiply
9,639,669.26x = 14,458,994.63 × 3,161,891.31 - Step 4: Simplify right side
9,639,669.26x = 45,717,769,456,124.21 - Step 5: Solve for x
x = 45,717,769,456,124.21/9,639,669.26 - Step 6: Final answer
x = 4,742,669.92
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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.