Finding the Fourth Proportional to 8,204,724.06, 11,323,164.90 and 4,672,669.75
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Solution
The fourth proportional to 8,204,724.06, 11,323,164.90 and 4,672,669.75 is: 6,448,651.99
Step by Step Solution
- Step 1: Write the proportion equation
8,204,724.06 : 11,323,164.90 = 4,672,669.75 : x - Step 2: Convert to fraction form
8,204,724.06/11,323,164.90 = 4,672,669.75/x - Step 3: Cross multiply
8,204,724.06x = 11,323,164.90 × 4,672,669.75 - Step 4: Simplify right side
8,204,724.06x = 52,909,410,091,706.38 - Step 5: Solve for x
x = 52,909,410,091,706.38/8,204,724.06 - Step 6: Final answer
x = 6,448,651.99
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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.