Finding the Fourth Proportional to 8,877,062.87, 12,250,349.39 and 5,010,403.13
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Solution
The fourth proportional to 8,877,062.87, 12,250,349.39 and 5,010,403.13 is: 6,914,357.80
Step by Step Solution
- Step 1: Write the proportion equation
8,877,062.87 : 12,250,349.39 = 5,010,403.13 : x - Step 2: Convert to fraction form
8,877,062.87/12,250,349.39 = 5,010,403.13/x - Step 3: Cross multiply
8,877,062.87x = 12,250,349.39 × 5,010,403.13 - Step 4: Simplify right side
8,877,062.87x = 61,379,188,902,197.57 - Step 5: Solve for x
x = 61,379,188,902,197.57/8,877,062.87 - Step 6: Final answer
x = 6,914,357.80
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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.