Finding the Fourth Proportional to 7,231,425.80, 10,839,569.85 and 2,437,458.08
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Solution
The fourth proportional to 7,231,425.80, 10,839,569.85 and 2,437,458.08 is: 3,653,635.92
Step by Step Solution
- Step 1: Write the proportion equation
7,231,425.80 : 10,839,569.85 = 2,437,458.08 : x - Step 2: Convert to fraction form
7,231,425.80/10,839,569.85 = 2,437,458.08/x - Step 3: Cross multiply
7,231,425.80x = 10,839,569.85 × 2,437,458.08 - Step 4: Simplify right side
7,231,425.80x = 26,420,997,060,409.04 - Step 5: Solve for x
x = 26,420,997,060,409.04/7,231,425.80 - Step 6: Final answer
x = 3,653,635.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.