Finding the Third Proportional to 4,189,199.63 and 6,405,643.69
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Solution
The third proportional to 4,189,199.63 and 6,405,643.69 is: 9,794,775.79
Step by Step Solution
- Step 1: Write the proportion equation
4,189,199.63 : 6,405,643.69 = 6,405,643.69 : x - Step 2: Convert to fraction form
4,189,199.63/6,405,643.69 = 6,405,643.69/x - Step 3: Cross multiply
4,189,199.63x = 6,405,643.69 × 6,405,643.69 - Step 4: Simplify right side
4,189,199.63x = 41,032,271,051,208.59 - Step 5: Solve for x
x = 41,032,271,051,208.59/4,189,199.63 - Step 6: Final answer
x = 9,794,775.79
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.