Finding the Fourth Proportional to 17,923,205.80, 26,884,808.70 and 5,955,941.80
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Solution
The fourth proportional to 17,923,205.80, 26,884,808.70 and 5,955,941.80 is: 8,933,912.70
Step by Step Solution
- Step 1: Write the proportion equation
17,923,205.80 : 26,884,808.70 = 5,955,941.80 : x - Step 2: Convert to fraction form
17,923,205.80/26,884,808.70 = 5,955,941.80/x - Step 3: Cross multiply
17,923,205.80x = 26,884,808.70 × 5,955,941.80 - Step 4: Simplify right side
17,923,205.80x = 160,124,355,921,333.66 - Step 5: Solve for x
x = 160,124,355,921,333.66/17,923,205.80 - Step 6: Final answer
x = 8,933,912.70
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Double scale
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Similar ratio
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1.5x scale
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.