Finding the Fourth Proportional to 18,204,634.08, 25,122,318.48 and 10,055,872.08
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Solution
The fourth proportional to 18,204,634.08, 25,122,318.48 and 10,055,872.08 is: 13,877,061.19
Step by Step Solution
- Step 1: Write the proportion equation
18,204,634.08 : 25,122,318.48 = 10,055,872.08 : x - Step 2: Convert to fraction form
18,204,634.08/25,122,318.48 = 10,055,872.08/x - Step 3: Cross multiply
18,204,634.08x = 25,122,318.48 × 10,055,872.08 - Step 4: Simplify right side
18,204,634.08x = 252,626,820,987,900.03 - Step 5: Solve for x
x = 252,626,820,987,900.03/18,204,634.08 - Step 6: Final answer
x = 13,877,061.19
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1.5x scale
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.