Finding the Fourth Proportional to 5,471,310.51, 7,550,173.62 and 3,023,795.07
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Solution
The fourth proportional to 5,471,310.51, 7,550,173.62 and 3,023,795.07 is: 4,172,707.38
Step by Step Solution
- Step 1: Write the proportion equation
5,471,310.51 : 7,550,173.62 = 3,023,795.07 : x - Step 2: Convert to fraction form
5,471,310.51/7,550,173.62 = 3,023,795.07/x - Step 3: Cross multiply
5,471,310.51x = 7,550,173.62 × 3,023,795.07 - Step 4: Simplify right side
5,471,310.51x = 22,830,177,769,800.05 - Step 5: Solve for x
x = 22,830,177,769,800.05/5,471,310.51 - Step 6: Final answer
x = 4,172,707.38
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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.