Finding the Fourth Proportional to 30,266,270.60, 41,767,339.38 and 16,515,114.44
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Solution
The fourth proportional to 30,266,270.60, 41,767,339.38 and 16,515,114.44 is: 22,790,795.70
Step by Step Solution
- Step 1: Write the proportion equation
30,266,270.60 : 41,767,339.38 = 16,515,114.44 : x - Step 2: Convert to fraction form
30,266,270.60/41,767,339.38 = 16,515,114.44/x - Step 3: Cross multiply
30,266,270.60x = 41,767,339.38 × 16,515,114.44 - Step 4: Simplify right side
30,266,270.60x = 689,792,389,715,018.62 - Step 5: Solve for x
x = 689,792,389,715,018.62/30,266,270.60 - Step 6: Final answer
x = 22,790,795.70
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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.