Finding the Fourth Proportional to 6,435,125.59, 8,880,546.36 and 3,534,584.44
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Solution
The fourth proportional to 6,435,125.59, 8,880,546.36 and 3,534,584.44 is: 4,877,766.65
Step by Step Solution
- Step 1: Write the proportion equation
6,435,125.59 : 8,880,546.36 = 3,534,584.44 : x - Step 2: Convert to fraction form
6,435,125.59/8,880,546.36 = 3,534,584.44/x - Step 3: Cross multiply
6,435,125.59x = 8,880,546.36 × 3,534,584.44 - Step 4: Simplify right side
6,435,125.59x = 31,389,040,982,754.64 - Step 5: Solve for x
x = 31,389,040,982,754.64/6,435,125.59 - Step 6: Final answer
x = 4,877,766.65
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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.