Finding the Fourth Proportional to 8,203,332.18, 11,321,259.33 and 4,532,569.62
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Solution
The fourth proportional to 8,203,332.18, 11,321,259.33 and 4,532,569.62 is: 6,255,311.25
Step by Step Solution
- Step 1: Write the proportion equation
8,203,332.18 : 11,321,259.33 = 4,532,569.62 : x - Step 2: Convert to fraction form
8,203,332.18/11,321,259.33 = 4,532,569.62/x - Step 3: Cross multiply
8,203,332.18x = 11,321,259.33 × 4,532,569.62 - Step 4: Simplify right side
8,203,332.18x = 51,314,396,099,299.55 - Step 5: Solve for x
x = 51,314,396,099,299.55/8,203,332.18 - Step 6: Final answer
x = 6,255,311.25
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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.