Finding the Fourth Proportional to 11,632,510.42, 16,052,864.36 and 6,405,506.12
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Solution
The fourth proportional to 11,632,510.42, 16,052,864.36 and 6,405,506.12 is: 8,839,598.44
Step by Step Solution
- Step 1: Write the proportion equation
11,632,510.42 : 16,052,864.36 = 6,405,506.12 : x - Step 2: Convert to fraction form
11,632,510.42/16,052,864.36 = 6,405,506.12/x - Step 3: Cross multiply
11,632,510.42x = 16,052,864.36 × 6,405,506.12 - Step 4: Simplify right side
11,632,510.42x = 102,826,720,909,614.52 - Step 5: Solve for x
x = 102,826,720,909,614.52/11,632,510.42 - Step 6: Final answer
x = 8,839,598.44
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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.