Finding the Fourth Proportional to 7,363,207.76, 10,161,129.84 and 4,055,438.48
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Solution
The fourth proportional to 7,363,207.76, 10,161,129.84 and 4,055,438.48 is: 5,596,451.75
Step by Step Solution
- Step 1: Write the proportion equation
7,363,207.76 : 10,161,129.84 = 4,055,438.48 : x - Step 2: Convert to fraction form
7,363,207.76/10,161,129.84 = 4,055,438.48/x - Step 3: Cross multiply
7,363,207.76x = 10,161,129.84 × 4,055,438.48 - Step 4: Simplify right side
7,363,207.76x = 41,207,836,902,606.59 - Step 5: Solve for x
x = 41,207,836,902,606.59/7,363,207.76 - Step 6: Final answer
x = 5,596,451.75
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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.