Finding the Fourth Proportional to 8,597,422.20, 11,863,971.18 and 4,729,314.36
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Solution
The fourth proportional to 8,597,422.20, 11,863,971.18 and 4,729,314.36 is: 6,526,194.48
Step by Step Solution
- Step 1: Write the proportion equation
8,597,422.20 : 11,863,971.18 = 4,729,314.36 : x - Step 2: Convert to fraction form
8,597,422.20/11,863,971.18 = 4,729,314.36/x - Step 3: Cross multiply
8,597,422.20x = 11,863,971.18 × 4,729,314.36 - Step 4: Simplify right side
8,597,422.20x = 56,108,449,268,200.15 - Step 5: Solve for x
x = 56,108,449,268,200.15/8,597,422.20 - Step 6: Final answer
x = 6,526,194.48
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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.