Finding the Fourth Proportional to 17,437,659.40, 26,153,378.70 and 11,036,456.20
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Solution
The fourth proportional to 17,437,659.40, 26,153,378.70 and 11,036,456.20 is: 16,552,715.70
Step by Step Solution
- Step 1: Write the proportion equation
17,437,659.40 : 26,153,378.70 = 11,036,456.20 : x - Step 2: Convert to fraction form
17,437,659.40/26,153,378.70 = 11,036,456.20/x - Step 3: Cross multiply
17,437,659.40x = 26,153,378.70 × 11,036,456.20 - Step 4: Simplify right side
17,437,659.40x = 288,640,618,504,562.94 - Step 5: Solve for x
x = 288,640,618,504,562.94/17,437,659.40 - Step 6: Final answer
x = 16,552,715.70
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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.