Finding the Fourth Proportional to 11,649,932.10, 17,474,888.92 and 3,130,268.57
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Solution
The fourth proportional to 11,649,932.10, 17,474,888.92 and 3,130,268.57 is: 4,695,400.37
Step by Step Solution
- Step 1: Write the proportion equation
11,649,932.10 : 17,474,888.92 = 3,130,268.57 : x - Step 2: Convert to fraction form
11,649,932.10/17,474,888.92 = 3,130,268.57/x - Step 3: Cross multiply
11,649,932.10x = 17,474,888.92 × 3,130,268.57 - Step 4: Simplify right side
11,649,932.10x = 54,701,095,526,717.21 - Step 5: Solve for x
x = 54,701,095,526,717.21/11,649,932.10 - Step 6: Final answer
x = 4,695,400.37
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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.