Finding the Fourth Proportional to 6,397,887.07, 8,826,928.38 and 3,642,625.02
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Solution
The fourth proportional to 6,397,887.07, 8,826,928.38 and 3,642,625.02 is: 5,025,595.14
Step by Step Solution
- Step 1: Write the proportion equation
6,397,887.07 : 8,826,928.38 = 3,642,625.02 : x - Step 2: Convert to fraction form
6,397,887.07/8,826,928.38 = 3,642,625.02/x - Step 3: Cross multiply
6,397,887.07x = 8,826,928.38 × 3,642,625.02 - Step 4: Simplify right side
6,397,887.07x = 32,153,190,186,177.21 - Step 5: Solve for x
x = 32,153,190,186,177.21/6,397,887.07 - Step 6: Final answer
x = 5,025,595.14
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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.