Finding the Fourth Proportional to 8,877,679.92, 12,251,240.28 and 5,010,364.08
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Solution
The fourth proportional to 8,877,679.92, 12,251,240.28 and 5,010,364.08 is: 6,914,326.13
Step by Step Solution
- Step 1: Write the proportion equation
8,877,679.92 : 12,251,240.28 = 5,010,364.08 : x - Step 2: Convert to fraction form
8,877,679.92/12,251,240.28 = 5,010,364.08/x - Step 3: Cross multiply
8,877,679.92x = 12,251,240.28 × 5,010,364.08 - Step 4: Simplify right side
8,877,679.92x = 61,383,174,234,361.14 - Step 5: Solve for x
x = 61,383,174,234,361.14/8,877,679.92 - Step 6: Final answer
x = 6,914,326.13
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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.