Finding the Fourth Proportional to 6,355,194.12, 8,770,252.50 and 3,454,629.48
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Solution
The fourth proportional to 6,355,194.12, 8,770,252.50 and 3,454,629.48 is: 4,767,434.68
Step by Step Solution
- Step 1: Write the proportion equation
6,355,194.12 : 8,770,252.50 = 3,454,629.48 : x - Step 2: Convert to fraction form
6,355,194.12/8,770,252.50 = 3,454,629.48/x - Step 3: Cross multiply
6,355,194.12x = 8,770,252.50 × 3,454,629.48 - Step 4: Simplify right side
6,355,194.12x = 30,297,972,833,543.70 - Step 5: Solve for x
x = 30,297,972,833,543.70/6,355,194.12 - Step 6: Final answer
x = 4,767,434.68
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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.