Finding the Fourth Proportional to 14,215,223.48, 21,322,818.74 and 4,630,586.62
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Solution
The fourth proportional to 14,215,223.48, 21,322,818.74 and 4,630,586.62 is: 6,945,874.56
Step by Step Solution
- Step 1: Write the proportion equation
14,215,223.48 : 21,322,818.74 = 4,630,586.62 : x - Step 2: Convert to fraction form
14,215,223.48/21,322,818.74 = 4,630,586.62/x - Step 3: Cross multiply
14,215,223.48x = 21,322,818.74 × 4,630,586.62 - Step 4: Simplify right side
14,215,223.48x = 98,737,159,158,129.25 - Step 5: Solve for x
x = 98,737,159,158,129.25/14,215,223.48 - Step 6: Final answer
x = 6,945,874.56
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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.