Finding the Fourth Proportional to 7,365,357.26, 10,164,509.90 and 4,102,173.44
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Solution
The fourth proportional to 7,365,357.26, 10,164,509.90 and 4,102,173.44 is: 5,661,175.83
Step by Step Solution
- Step 1: Write the proportion equation
7,365,357.26 : 10,164,509.90 = 4,102,173.44 : x - Step 2: Convert to fraction form
7,365,357.26/10,164,509.90 = 4,102,173.44/x - Step 3: Cross multiply
7,365,357.26x = 10,164,509.90 × 4,102,173.44 - Step 4: Simplify right side
7,365,357.26x = 41,696,582,509,180.55 - Step 5: Solve for x
x = 41,696,582,509,180.55/7,365,357.26 - Step 6: Final answer
x = 5,661,175.83
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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.