Finding the Fourth Proportional to 29,436,143.99, 44,150,738.64 and 7,872,416.93
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Solution
The fourth proportional to 29,436,143.99, 44,150,738.64 and 7,872,416.93 is: 11,807,695.41
Step by Step Solution
- Step 1: Write the proportion equation
29,436,143.99 : 44,150,738.64 = 7,872,416.93 : x - Step 2: Convert to fraction form
29,436,143.99/44,150,738.64 = 7,872,416.93/x - Step 3: Cross multiply
29,436,143.99x = 44,150,738.64 × 7,872,416.93 - Step 4: Simplify right side
29,436,143.99x = 347,573,022,120,787.50 - Step 5: Solve for x
x = 347,573,022,120,787.50/29,436,143.99 - Step 6: Final answer
x = 11,807,695.41
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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.