Finding the Fourth Proportional to 16,015,520.64, 24,023,274.92 and 6,430,896.32
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Solution
The fourth proportional to 16,015,520.64, 24,023,274.92 and 6,430,896.32 is: 9,646,342.05
Step by Step Solution
- Step 1: Write the proportion equation
16,015,520.64 : 24,023,274.92 = 6,430,896.32 : x - Step 2: Convert to fraction form
16,015,520.64/24,023,274.92 = 6,430,896.32/x - Step 3: Cross multiply
16,015,520.64x = 24,023,274.92 × 6,430,896.32 - Step 4: Simplify right side
16,015,520.64x = 154,491,190,277,376.31 - Step 5: Solve for x
x = 154,491,190,277,376.31/16,015,520.64 - Step 6: Final answer
x = 9,646,342.05
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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.