Finding the Fourth Proportional to 6,147,350.12, 8,475,455.58 and 5,040,703.82
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Solution
The fourth proportional to 6,147,350.12, 8,475,455.58 and 5,040,703.82 is: 6,949,703.61
Step by Step Solution
- Step 1: Write the proportion equation
6,147,350.12 : 8,475,455.58 = 5,040,703.82 : x - Step 2: Convert to fraction form
6,147,350.12/8,475,455.58 = 5,040,703.82/x - Step 3: Cross multiply
6,147,350.12x = 8,475,455.58 × 5,040,703.82 - Step 4: Simplify right side
6,147,350.12x = 42,722,261,318,346.32 - Step 5: Solve for x
x = 42,722,261,318,346.32/6,147,350.12 - Step 6: Final answer
x = 6,949,703.61
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1.5x scale
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.