Finding the Fourth Proportional to 16,128,338.90, 24,194,581.95 and 8,045,446.10
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Solution
The fourth proportional to 16,128,338.90, 24,194,581.95 and 8,045,446.10 is: 12,069,203.54
Step by Step Solution
- Step 1: Write the proportion equation
16,128,338.90 : 24,194,581.95 = 8,045,446.10 : x - Step 2: Convert to fraction form
16,128,338.90/24,194,581.95 = 8,045,446.10/x - Step 3: Cross multiply
16,128,338.90x = 24,194,581.95 × 8,045,446.10 - Step 4: Simplify right side
16,128,338.90x = 194,656,204,990,757.88 - Step 5: Solve for x
x = 194,656,204,990,757.88/16,128,338.90 - Step 6: Final answer
x = 12,069,203.54
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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.