Finding the Fourth Proportional to 8,216,896.32, 12,325,349.52 and 3,097,936.08
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Solution
The fourth proportional to 8,216,896.32, 12,325,349.52 and 3,097,936.08 is: 4,646,906.02
Step by Step Solution
- Step 1: Write the proportion equation
8,216,896.32 : 12,325,349.52 = 3,097,936.08 : x - Step 2: Convert to fraction form
8,216,896.32/12,325,349.52 = 3,097,936.08/x - Step 3: Cross multiply
8,216,896.32x = 12,325,349.52 × 3,097,936.08 - Step 4: Simplify right side
8,216,896.32x = 38,183,144,976,618.68 - Step 5: Solve for x
x = 38,183,144,976,618.68/8,216,896.32 - Step 6: Final answer
x = 4,646,906.02
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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.