Finding the Fourth Proportional to 5,364,657.06, 7,403,421.36 and 3,073,260.66
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Solution
The fourth proportional to 5,364,657.06, 7,403,421.36 and 3,073,260.66 is: 4,241,211.20
Step by Step Solution
- Step 1: Write the proportion equation
5,364,657.06 : 7,403,421.36 = 3,073,260.66 : x - Step 2: Convert to fraction form
5,364,657.06/7,403,421.36 = 3,073,260.66/x - Step 3: Cross multiply
5,364,657.06x = 7,403,421.36 × 3,073,260.66 - Step 4: Simplify right side
5,364,657.06x = 22,752,643,615,091.70 - Step 5: Solve for x
x = 22,752,643,615,091.70/5,364,657.06 - Step 6: Final answer
x = 4,241,211.20
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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.