Finding the Fourth Proportional to 12,202,055.94, 18,303,191.14 and 3,104,163.14
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Solution
The fourth proportional to 12,202,055.94, 18,303,191.14 and 3,104,163.14 is: 4,656,271.99
Step by Step Solution
- Step 1: Write the proportion equation
12,202,055.94 : 18,303,191.14 = 3,104,163.14 : x - Step 2: Convert to fraction form
12,202,055.94/18,303,191.14 = 3,104,163.14/x - Step 3: Cross multiply
12,202,055.94x = 18,303,191.14 × 3,104,163.14 - Step 4: Simplify right side
12,202,055.94x = 56,816,091,281,162.59 - Step 5: Solve for x
x = 56,816,091,281,162.59/12,202,055.94 - Step 6: Final answer
x = 4,656,271.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.