Finding the Fourth Proportional to 10,295,436.05, 14,207,696.26 and 5,649,251.60
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Solution
The fourth proportional to 10,295,436.05, 14,207,696.26 and 5,649,251.60 is: 7,795,964.20
Step by Step Solution
- Step 1: Write the proportion equation
10,295,436.05 : 14,207,696.26 = 5,649,251.60 : x - Step 2: Convert to fraction form
10,295,436.05/14,207,696.26 = 5,649,251.60/x - Step 3: Cross multiply
10,295,436.05x = 14,207,696.26 × 5,649,251.60 - Step 4: Simplify right side
10,295,436.05x = 80,262,850,829,119.02 - Step 5: Solve for x
x = 80,262,850,829,119.02/10,295,436.05 - Step 6: Final answer
x = 7,795,964.20
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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.