Finding the Fourth Proportional to 5,416,297.93, 7,470,132.81 and 4,761,523.96
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Solution
The fourth proportional to 5,416,297.93, 7,470,132.81 and 4,761,523.96 is: 6,567,071.61
Step by Step Solution
- Step 1: Write the proportion equation
5,416,297.93 : 7,470,132.81 = 4,761,523.96 : x - Step 2: Convert to fraction form
5,416,297.93/7,470,132.81 = 4,761,523.96/x - Step 3: Cross multiply
5,416,297.93x = 7,470,132.81 × 4,761,523.96 - Step 4: Simplify right side
5,416,297.93x = 35,569,216,359,197.12 - Step 5: Solve for x
x = 35,569,216,359,197.12/5,416,297.93 - Step 6: Final answer
x = 6,567,071.61
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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.