Finding the Fourth Proportional to 6,535,446.09, 9,018,224.60 and 3,634,367.91
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Solution
The fourth proportional to 6,535,446.09, 9,018,224.60 and 3,634,367.91 is: 5,015,043.45
Step by Step Solution
- Step 1: Write the proportion equation
6,535,446.09 : 9,018,224.60 = 3,634,367.91 : x - Step 2: Convert to fraction form
6,535,446.09/9,018,224.60 = 3,634,367.91/x - Step 3: Cross multiply
6,535,446.09x = 9,018,224.60 × 3,634,367.91 - Step 4: Simplify right side
6,535,446.09x = 32,775,546,091,412.59 - Step 5: Solve for x
x = 32,775,546,091,412.59/6,535,446.09 - Step 6: Final answer
x = 5,015,043.45
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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.