Finding the Fourth Proportional to 10,088,556.36, 13,922,543.70 and 5,505,129.24
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Solution
The fourth proportional to 10,088,556.36, 13,922,543.70 and 5,505,129.24 is: 7,597,261.66
Step by Step Solution
- Step 1: Write the proportion equation
10,088,556.36 : 13,922,543.70 = 5,505,129.24 : x - Step 2: Convert to fraction form
10,088,556.36/13,922,543.70 = 5,505,129.24/x - Step 3: Cross multiply
10,088,556.36x = 13,922,543.70 × 5,505,129.24 - Step 4: Simplify right side
10,088,556.36x = 76,645,402,418,047.78 - Step 5: Solve for x
x = 76,645,402,418,047.78/10,088,556.36 - Step 6: Final answer
x = 7,597,261.66
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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.