Finding the Fourth Proportional to 19,698,516.87, 29,592,615.74 and 14,250,416.24
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Solution
The fourth proportional to 19,698,516.87, 29,592,615.74 and 14,250,416.24 is: 21,408,063.09
Step by Step Solution
- Step 1: Write the proportion equation
19,698,516.87 : 29,592,615.74 = 14,250,416.24 : x - Step 2: Convert to fraction form
19,698,516.87/29,592,615.74 = 14,250,416.24/x - Step 3: Cross multiply
19,698,516.87x = 29,592,615.74 × 14,250,416.24 - Step 4: Simplify right side
19,698,516.87x = 421,707,091,925,375.62 - Step 5: Solve for x
x = 421,707,091,925,375.62/19,698,516.87 - Step 6: Final answer
x = 21,408,063.09
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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.