Finding the Fourth Proportional to 43,305,771.82, 64,973,160.12 and 14,160,954.86
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Solution
The fourth proportional to 43,305,771.82, 64,973,160.12 and 14,160,954.86 is: 21,246,174.56
Step by Step Solution
- Step 1: Write the proportion equation
43,305,771.82 : 64,973,160.12 = 14,160,954.86 : x - Step 2: Convert to fraction form
43,305,771.82/64,973,160.12 = 14,160,954.86/x - Step 3: Cross multiply
43,305,771.82x = 64,973,160.12 × 14,160,954.86 - Step 4: Simplify right side
43,305,771.82x = 920,081,987,570,872.12 - Step 5: Solve for x
x = 920,081,987,570,872.12/43,305,771.82 - Step 6: Final answer
x = 21,246,174.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.