Finding the Fourth Proportional to 10,166,225.42, 14,029,247.43 and 5,755,837.26
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Solution
The fourth proportional to 10,166,225.42, 14,029,247.43 and 5,755,837.26 is: 7,942,974.09
Step by Step Solution
- Step 1: Write the proportion equation
10,166,225.42 : 14,029,247.43 = 5,755,837.26 : x - Step 2: Convert to fraction form
10,166,225.42/14,029,247.43 = 5,755,837.26/x - Step 3: Cross multiply
10,166,225.42x = 14,029,247.43 × 5,755,837.26 - Step 4: Simplify right side
10,166,225.42x = 80,750,065,087,353.23 - Step 5: Solve for x
x = 80,750,065,087,353.23/10,166,225.42 - Step 6: Final answer
x = 7,942,974.09
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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.