Finding the Fourth Proportional to 8,983,208.40, 13,474,812.60 and 3,592,690.80
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Solution
The fourth proportional to 8,983,208.40, 13,474,812.60 and 3,592,690.80 is: 5,389,036.20
Step by Step Solution
- Step 1: Write the proportion equation
8,983,208.40 : 13,474,812.60 = 3,592,690.80 : x - Step 2: Convert to fraction form
8,983,208.40/13,474,812.60 = 3,592,690.80/x - Step 3: Cross multiply
8,983,208.40x = 13,474,812.60 × 3,592,690.80 - Step 4: Simplify right side
8,983,208.40x = 48,410,835,259,744.08 - Step 5: Solve for x
x = 48,410,835,259,744.08/8,983,208.40 - Step 6: Final answer
x = 5,389,036.20
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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.