Finding the Fourth Proportional to 16,081,313.52, 22,192,428.84 and 8,739,292.08
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Solution
The fourth proportional to 16,081,313.52, 22,192,428.84 and 8,739,292.08 is: 12,060,340.55
Step by Step Solution
- Step 1: Write the proportion equation
16,081,313.52 : 22,192,428.84 = 8,739,292.08 : x - Step 2: Convert to fraction form
16,081,313.52/22,192,428.84 = 8,739,292.08/x - Step 3: Cross multiply
16,081,313.52x = 22,192,428.84 × 8,739,292.08 - Step 4: Simplify right side
16,081,313.52x = 193,946,117,597,375.59 - Step 5: Solve for x
x = 193,946,117,597,375.59/16,081,313.52 - Step 6: Final answer
x = 12,060,340.55
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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.