Finding the Fourth Proportional to 17,493,082.60, 26,239,623.90 and 8,393,631.70
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Solution
The fourth proportional to 17,493,082.60, 26,239,623.90 and 8,393,631.70 is: 12,590,447.55
Step by Step Solution
- Step 1: Write the proportion equation
17,493,082.60 : 26,239,623.90 = 8,393,631.70 : x - Step 2: Convert to fraction form
17,493,082.60/26,239,623.90 = 8,393,631.70/x - Step 3: Cross multiply
17,493,082.60x = 26,239,623.90 × 8,393,631.70 - Step 4: Simplify right side
17,493,082.60x = 220,245,738,963,117.59 - Step 5: Solve for x
x = 220,245,738,963,117.59/17,493,082.60 - Step 6: Final answer
x = 12,590,447.55
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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.