Finding the Fourth Proportional to 6,318,687.54, 8,710,719.57 and 4,504,702.26
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Solution
The fourth proportional to 6,318,687.54, 8,710,719.57 and 4,504,702.26 is: 6,210,023.50
Step by Step Solution
- Step 1: Write the proportion equation
6,318,687.54 : 8,710,719.57 = 4,504,702.26 : x - Step 2: Convert to fraction form
6,318,687.54/8,710,719.57 = 4,504,702.26/x - Step 3: Cross multiply
6,318,687.54x = 8,710,719.57 × 4,504,702.26 - Step 4: Simplify right side
6,318,687.54x = 39,239,198,133,205.23 - Step 5: Solve for x
x = 39,239,198,133,205.23/6,318,687.54 - Step 6: Final answer
x = 6,210,023.50
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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.