Finding the Fourth Proportional to 5,993,263.21, 8,268,679.42 and 3,413,117.15
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Solution
The fourth proportional to 5,993,263.21, 8,268,679.42 and 3,413,117.15 is: 4,708,949.13
Step by Step Solution
- Step 1: Write the proportion equation
5,993,263.21 : 8,268,679.42 = 3,413,117.15 : x - Step 2: Convert to fraction form
5,993,263.21/8,268,679.42 = 3,413,117.15/x - Step 3: Cross multiply
5,993,263.21x = 8,268,679.42 × 3,413,117.15 - Step 4: Simplify right side
5,993,263.21x = 28,221,971,536,254.05 - Step 5: Solve for x
x = 28,221,971,536,254.05/5,993,263.21 - Step 6: Final answer
x = 4,708,949.13
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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.