Finding the Fourth Proportional to 6,281,147.68, 9,416,572.41 and 2,235,331.63
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Solution
The fourth proportional to 6,281,147.68, 9,416,572.41 and 2,235,331.63 is: 3,351,164.98
Step by Step Solution
- Step 1: Write the proportion equation
6,281,147.68 : 9,416,572.41 = 2,235,331.63 : x - Step 2: Convert to fraction form
6,281,147.68/9,416,572.41 = 2,235,331.63/x - Step 3: Cross multiply
6,281,147.68x = 9,416,572.41 × 2,235,331.63 - Step 4: Simplify right side
6,281,147.68x = 21,049,162,154,258.33 - Step 5: Solve for x
x = 21,049,162,154,258.33/6,281,147.68 - Step 6: Final answer
x = 3,351,164.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.