Finding the Fourth Proportional to 6,192,145.99, 8,544,387.71 and 3,438,459.02
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Solution
The fourth proportional to 6,192,145.99, 8,544,387.71 and 3,438,459.02 is: 4,744,643.78
Step by Step Solution
- Step 1: Write the proportion equation
6,192,145.99 : 8,544,387.71 = 3,438,459.02 : x - Step 2: Convert to fraction form
6,192,145.99/8,544,387.71 = 3,438,459.02/x - Step 3: Cross multiply
6,192,145.99x = 8,544,387.71 × 3,438,459.02 - Step 4: Simplify right side
6,192,145.99x = 29,379,526,994,744.22 - Step 5: Solve for x
x = 29,379,526,994,744.22/6,192,145.99 - Step 6: Final answer
x = 4,744,643.78
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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.