Finding the Fourth Proportional to 29,322,124.44, 40,465,894.92 and 18,315,390.84
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Solution
The fourth proportional to 29,322,124.44, 40,465,894.92 and 18,315,390.84 is: 25,276,090.85
Step by Step Solution
- Step 1: Write the proportion equation
29,322,124.44 : 40,465,894.92 = 18,315,390.84 : x - Step 2: Convert to fraction form
29,322,124.44/40,465,894.92 = 18,315,390.84/x - Step 3: Cross multiply
29,322,124.44x = 40,465,894.92 × 18,315,390.84 - Step 4: Simplify right side
29,322,124.44x = 741,148,681,150,170.50 - Step 5: Solve for x
x = 741,148,681,150,170.50/29,322,124.44 - Step 6: Final answer
x = 25,276,090.85
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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.