Finding the Fourth Proportional to 7,664,578.26, 10,576,761.87 and 4,399,094.58
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Solution
The fourth proportional to 7,664,578.26, 10,576,761.87 and 4,399,094.58 is: 6,070,546.12
Step by Step Solution
- Step 1: Write the proportion equation
7,664,578.26 : 10,576,761.87 = 4,399,094.58 : x - Step 2: Convert to fraction form
7,664,578.26/10,576,761.87 = 4,399,094.58/x - Step 3: Cross multiply
7,664,578.26x = 10,576,761.87 × 4,399,094.58 - Step 4: Simplify right side
7,664,578.26x = 46,528,175,816,267.66 - Step 5: Solve for x
x = 46,528,175,816,267.66/7,664,578.26 - Step 6: Final answer
x = 6,070,546.12
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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.