Finding the Fourth Proportional to 5,647,734.66, 7,793,934.06 and 3,069,415.56
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Solution
The fourth proportional to 5,647,734.66, 7,793,934.06 and 3,069,415.56 is: 4,235,826.21
Step by Step Solution
- Step 1: Write the proportion equation
5,647,734.66 : 7,793,934.06 = 3,069,415.56 : x - Step 2: Convert to fraction form
5,647,734.66/7,793,934.06 = 3,069,415.56/x - Step 3: Cross multiply
5,647,734.66x = 7,793,934.06 × 3,069,415.56 - Step 4: Simplify right side
5,647,734.66x = 23,922,822,477,377.97 - Step 5: Solve for x
x = 23,922,822,477,377.97/5,647,734.66 - Step 6: Final answer
x = 4,235,826.21
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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.