Finding the Fourth Proportional to 6,398,317.08, 9,597,475.56 and 2,138,485.31
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Solution
The fourth proportional to 6,398,317.08, 9,597,475.56 and 2,138,485.31 is: 3,207,727.94
Step by Step Solution
- Step 1: Write the proportion equation
6,398,317.08 : 9,597,475.56 = 2,138,485.31 : x - Step 2: Convert to fraction form
6,398,317.08/9,597,475.56 = 2,138,485.31/x - Step 3: Cross multiply
6,398,317.08x = 9,597,475.56 × 2,138,485.31 - Step 4: Simplify right side
6,398,317.08x = 20,524,060,498,144.02 - Step 5: Solve for x
x = 20,524,060,498,144.02/6,398,317.08 - Step 6: Final answer
x = 3,207,727.94
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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.