Finding the Fourth Proportional to 11,271,161.60, 15,554,195.14 and 6,114,524.12
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Solution
The fourth proportional to 11,271,161.60, 15,554,195.14 and 6,114,524.12 is: 8,438,039.02
Step by Step Solution
- Step 1: Write the proportion equation
11,271,161.60 : 15,554,195.14 = 6,114,524.12 : x - Step 2: Convert to fraction form
11,271,161.60/15,554,195.14 = 6,114,524.12/x - Step 3: Cross multiply
11,271,161.60x = 15,554,195.14 × 6,114,524.12 - Step 4: Simplify right side
11,271,161.60x = 95,106,501,350,716.78 - Step 5: Solve for x
x = 95,106,501,350,716.78/11,271,161.60 - Step 6: Final answer
x = 8,438,039.02
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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.