Finding the Fourth Proportional to 5,964,646.09, 8,231,444.64 and 3,386,566.75
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Solution
The fourth proportional to 5,964,646.09, 8,231,444.64 and 3,386,566.75 is: 4,673,594.43
Step by Step Solution
- Step 1: Write the proportion equation
5,964,646.09 : 8,231,444.64 = 3,386,566.75 : x - Step 2: Convert to fraction form
5,964,646.09/8,231,444.64 = 3,386,566.75/x - Step 3: Cross multiply
5,964,646.09x = 8,231,444.64 × 3,386,566.75 - Step 4: Simplify right side
5,964,646.09x = 27,876,336,722,289.72 - Step 5: Solve for x
x = 27,876,336,722,289.72/5,964,646.09 - Step 6: Final answer
x = 4,673,594.43
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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.