Finding the Fourth Proportional to 31,911,933.44, 44,335,773.04 and 31,529,295.92
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Solution
The fourth proportional to 31,911,933.44, 44,335,773.04 and 31,529,295.92 is: 43,804,168.45
Step by Step Solution
- Step 1: Write the proportion equation
31,911,933.44 : 44,335,773.04 = 31,529,295.92 : x - Step 2: Convert to fraction form
31,911,933.44/44,335,773.04 = 31,529,295.92/x - Step 3: Cross multiply
31,911,933.44x = 44,335,773.04 × 31,529,295.92 - Step 4: Simplify right side
31,911,933.44x = 1,397,875,708,020,118 - Step 5: Solve for x
x = 1,397,875,708,020,118/31,911,933.44 - Step 6: Final answer
x = 43,804,168.45
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.