Finding the Fourth Proportional to 21,678,492.24, 32,517,721.44 and 6,532,423.92
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Solution
The fourth proportional to 21,678,492.24, 32,517,721.44 and 6,532,423.92 is: 9,798,630.78
Step by Step Solution
- Step 1: Write the proportion equation
21,678,492.24 : 32,517,721.44 = 6,532,423.92 : x - Step 2: Convert to fraction form
21,678,492.24/32,517,721.44 = 6,532,423.92/x - Step 3: Cross multiply
21,678,492.24x = 32,517,721.44 × 6,532,423.92 - Step 4: Simplify right side
21,678,492.24x = 212,419,541,358,552.84 - Step 5: Solve for x
x = 212,419,541,358,552.84/21,678,492.24 - Step 6: Final answer
x = 9,798,630.78
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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.