Finding the Fourth Proportional to 5,899,887.60, 8,141,319.96 and 3,286,191.60
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Solution
The fourth proportional to 5,899,887.60, 8,141,319.96 and 3,286,191.60 is: 4,534,652.03
Step by Step Solution
- Step 1: Write the proportion equation
5,899,887.60 : 8,141,319.96 = 3,286,191.60 : x - Step 2: Convert to fraction form
5,899,887.60/8,141,319.96 = 3,286,191.60/x - Step 3: Cross multiply
5,899,887.60x = 8,141,319.96 × 3,286,191.60 - Step 4: Simplify right side
5,899,887.60x = 26,753,937,265,464.34 - Step 5: Solve for x
x = 26,753,937,265,464.34/5,899,887.60 - Step 6: Final answer
x = 4,534,652.03
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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.