Finding the Fourth Proportional to 11,960,796.24, 16,527,489.75 and 8,517,058.56
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Solution
The fourth proportional to 11,960,796.24, 16,527,489.75 and 8,517,058.56 is: 11,768,915.32
Step by Step Solution
- Step 1: Write the proportion equation
11,960,796.24 : 16,527,489.75 = 8,517,058.56 : x - Step 2: Convert to fraction form
11,960,796.24/16,527,489.75 = 8,517,058.56/x - Step 3: Cross multiply
11,960,796.24x = 16,527,489.75 × 8,517,058.56 - Step 4: Simplify right side
11,960,796.24x = 140,765,598,050,549.78 - Step 5: Solve for x
x = 140,765,598,050,549.78/11,960,796.24 - Step 6: Final answer
x = 11,768,915.32
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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.