Finding the Fourth Proportional to 10,772,270.54, 14,848,367.50 and 7,286,338.07
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Solution
The fourth proportional to 10,772,270.54, 14,848,367.50 and 7,286,338.07 is: 10,043,400.32
Step by Step Solution
- Step 1: Write the proportion equation
10,772,270.54 : 14,848,367.50 = 7,286,338.07 : x - Step 2: Convert to fraction form
10,772,270.54/14,848,367.50 = 7,286,338.07/x - Step 3: Cross multiply
10,772,270.54x = 14,848,367.50 × 7,286,338.07 - Step 4: Simplify right side
10,772,270.54x = 108,190,225,300,143.05 - Step 5: Solve for x
x = 108,190,225,300,143.05/10,772,270.54 - Step 6: Final answer
x = 10,043,400.32
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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.