Finding the Fourth Proportional to 5,336,608.14, 7,361,512.71 and 3,375,878.81
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Solution
The fourth proportional to 5,336,608.14, 7,361,512.71 and 3,375,878.81 is: 4,656,810.86
Step by Step Solution
- Step 1: Write the proportion equation
5,336,608.14 : 7,361,512.71 = 3,375,878.81 : x - Step 2: Convert to fraction form
5,336,608.14/7,361,512.71 = 3,375,878.81/x - Step 3: Cross multiply
5,336,608.14x = 7,361,512.71 × 3,375,878.81 - Step 4: Simplify right side
5,336,608.14x = 24,851,574,730,427.11 - Step 5: Solve for x
x = 24,851,574,730,427.11/5,336,608.14 - Step 6: Final answer
x = 4,656,810.86
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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.