Finding the Fourth Proportional to 8,665,194.15, 11,958,341.26 and 4,797,715.09
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Solution
The fourth proportional to 8,665,194.15, 11,958,341.26 and 4,797,715.09 is: 6,621,053.53
Step by Step Solution
- Step 1: Write the proportion equation
8,665,194.15 : 11,958,341.26 = 4,797,715.09 : x - Step 2: Convert to fraction form
8,665,194.15/11,958,341.26 = 4,797,715.09/x - Step 3: Cross multiply
8,665,194.15x = 11,958,341.26 × 4,797,715.09 - Step 4: Simplify right side
8,665,194.15x = 57,372,714,290,483.04 - Step 5: Solve for x
x = 57,372,714,290,483.04/8,665,194.15 - Step 6: Final answer
x = 6,621,053.53
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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.