Finding the Fourth Proportional to 5,016,257.44, 6,922,203.60 and 2,840,816.16
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Solution
The fourth proportional to 5,016,257.44, 6,922,203.60 and 2,840,816.16 is: 3,920,195.11
Step by Step Solution
- Step 1: Write the proportion equation
5,016,257.44 : 6,922,203.60 = 2,840,816.16 : x - Step 2: Convert to fraction form
5,016,257.44/6,922,203.60 = 2,840,816.16/x - Step 3: Cross multiply
5,016,257.44x = 6,922,203.60 × 2,840,816.16 - Step 4: Simplify right side
5,016,257.44x = 19,664,707,879,811.93 - Step 5: Solve for x
x = 19,664,707,879,811.93/5,016,257.44 - Step 6: Final answer
x = 3,920,195.11
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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.