Finding the Third Proportional to 4,215,381.75 and 8,762,104.13
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Solution
The third proportional to 4,215,381.75 and 8,762,104.13 is: 18,212,933.79
Step by Step Solution
- Step 1: Write the proportion equation
4,215,381.75 : 8,762,104.13 = 8,762,104.13 : x - Step 2: Convert to fraction form
4,215,381.75/8,762,104.13 = 8,762,104.13/x - Step 3: Cross multiply
4,215,381.75x = 8,762,104.13 × 8,762,104.13 - Step 4: Simplify right side
4,215,381.75x = 76,774,468,697,342.02 - Step 5: Solve for x
x = 76,774,468,697,342.02/4,215,381.75 - Step 6: Final answer
x = 18,212,933.79
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.