Finding the Fourth Proportional to 8,842,476.12, 12,202,530.75 and 4,922,170.08
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Solution
The fourth proportional to 8,842,476.12, 12,202,530.75 and 4,922,170.08 is: 6,792,546.67
Step by Step Solution
- Step 1: Write the proportion equation
8,842,476.12 : 12,202,530.75 = 4,922,170.08 : x - Step 2: Convert to fraction form
8,842,476.12/12,202,530.75 = 4,922,170.08/x - Step 3: Cross multiply
8,842,476.12x = 12,202,530.75 × 4,922,170.08 - Step 4: Simplify right side
8,842,476.12x = 60,062,931,757,929.96 - Step 5: Solve for x
x = 60,062,931,757,929.96/8,842,476.12 - Step 6: Final answer
x = 6,792,546.67
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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.