Finding the Fourth Proportional to 11,767,213.62, 16,238,378.07 and 6,540,196.14
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Solution
The fourth proportional to 11,767,213.62, 16,238,378.07 and 6,540,196.14 is: 9,025,261.29
Step by Step Solution
- Step 1: Write the proportion equation
11,767,213.62 : 16,238,378.07 = 6,540,196.14 : x - Step 2: Convert to fraction form
11,767,213.62/16,238,378.07 = 6,540,196.14/x - Step 3: Cross multiply
11,767,213.62x = 16,238,378.07 × 6,540,196.14 - Step 4: Simplify right side
11,767,213.62x = 106,202,177,573,274.64 - Step 5: Solve for x
x = 106,202,177,573,274.64/11,767,213.62 - Step 6: Final answer
x = 9,025,261.29
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1.5x scale
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.