Finding the Fourth Proportional to 11,020,235.40, 16,526,027.70 and 4,193,182.80
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Solution
The fourth proportional to 11,020,235.40, 16,526,027.70 and 4,193,182.80 is: 6,288,128.39
Step by Step Solution
- Step 1: Write the proportion equation
11,020,235.40 : 16,526,027.70 = 4,193,182.80 : x - Step 2: Convert to fraction form
11,020,235.40/16,526,027.70 = 4,193,182.80/x - Step 3: Cross multiply
11,020,235.40x = 16,526,027.70 × 4,193,182.80 - Step 4: Simplify right side
11,020,235.40x = 69,296,655,103,963.55 - Step 5: Solve for x
x = 69,296,655,103,963.55/11,020,235.40 - Step 6: Final answer
x = 6,288,128.39
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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.