Finding the Fourth Proportional to 8,842,270, 12,202,329.64 and 4,921,940.96
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Solution
The fourth proportional to 8,842,270, 12,202,329.64 and 4,921,940.96 is: 6,792,276.88
Step by Step Solution
- Step 1: Write the proportion equation
8,842,270 : 12,202,329.64 = 4,921,940.96 : x - Step 2: Convert to fraction form
8,842,270/12,202,329.64 = 4,921,940.96/x - Step 3: Cross multiply
8,842,270x = 12,202,329.64 × 4,921,940.96 - Step 4: Simplify right side
8,842,270x = 60,059,146,062,538.05 - Step 5: Solve for x
x = 60,059,146,062,538.05/8,842,270 - Step 6: Final answer
x = 6,792,276.88
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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.