Finding the Fourth Proportional to 11,364,527.88, 15,682,790.70 and 6,207,912.36
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Solution
The fourth proportional to 11,364,527.88, 15,682,790.70 and 6,207,912.36 is: 8,566,778.25
Step by Step Solution
- Step 1: Write the proportion equation
11,364,527.88 : 15,682,790.70 = 6,207,912.36 : x - Step 2: Convert to fraction form
11,364,527.88/15,682,790.70 = 6,207,912.36/x - Step 3: Cross multiply
11,364,527.88x = 15,682,790.70 × 6,207,912.36 - Step 4: Simplify right side
11,364,527.88x = 97,357,390,225,823.05 - Step 5: Solve for x
x = 97,357,390,225,823.05/11,364,527.88 - Step 6: Final answer
x = 8,566,778.25
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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.