Finding the Fourth Proportional to 11,496,639.60, 17,256,305.16 and 6,105,274.56
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Solution
The fourth proportional to 11,496,639.60, 17,256,305.16 and 6,105,274.56 is: 9,163,936.99
Step by Step Solution
- Step 1: Write the proportion equation
11,496,639.60 : 17,256,305.16 = 6,105,274.56 : x - Step 2: Convert to fraction form
11,496,639.60/17,256,305.16 = 6,105,274.56/x - Step 3: Cross multiply
11,496,639.60x = 17,256,305.16 × 6,105,274.56 - Step 4: Simplify right side
11,496,639.60x = 105,354,480,892,944.72 - Step 5: Solve for x
x = 105,354,480,892,944.72/11,496,639.60 - Step 6: Final answer
x = 9,163,936.99
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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.