Finding the Fourth Proportional to 34,738,596.84, 47,939,110.06 and 19,853,672.55
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Solution
The fourth proportional to 34,738,596.84, 47,939,110.06 and 19,853,672.55 is: 27,397,980.35
Step by Step Solution
- Step 1: Write the proportion equation
34,738,596.84 : 47,939,110.06 = 19,853,672.55 : x - Step 2: Convert to fraction form
34,738,596.84/47,939,110.06 = 19,853,672.55/x - Step 3: Cross multiply
34,738,596.84x = 47,939,110.06 × 19,853,672.55 - Step 4: Simplify right side
34,738,596.84x = 951,767,393,469,650.88 - Step 5: Solve for x
x = 951,767,393,469,650.88/34,738,596.84 - Step 6: Final answer
x = 27,397,980.35
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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.