Finding the Fourth Proportional to 5,964,671.15, 8,231,479.21 and 3,386,591.99
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Solution
The fourth proportional to 5,964,671.15, 8,231,479.21 and 3,386,591.99 is: 4,673,629.25
Step by Step Solution
- Step 1: Write the proportion equation
5,964,671.15 : 8,231,479.21 = 3,386,591.99 : x - Step 2: Convert to fraction form
5,964,671.15/8,231,479.21 = 3,386,591.99/x - Step 3: Cross multiply
5,964,671.15x = 8,231,479.21 × 3,386,591.99 - Step 4: Simplify right side
5,964,671.15x = 27,876,661,583,249.46 - Step 5: Solve for x
x = 27,876,661,583,249.46/5,964,671.15 - Step 6: Final answer
x = 4,673,629.25
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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.