Finding the Fourth Proportional to 16,513,738.68, 24,764,296.76 and 5,432,231.88
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Solution
The fourth proportional to 16,513,738.68, 24,764,296.76 and 5,432,231.88 is: 8,146,271.72
Step by Step Solution
- Step 1: Write the proportion equation
16,513,738.68 : 24,764,296.76 = 5,432,231.88 : x - Step 2: Convert to fraction form
16,513,738.68/24,764,296.76 = 5,432,231.88/x - Step 3: Cross multiply
16,513,738.68x = 24,764,296.76 × 5,432,231.88 - Step 4: Simplify right side
16,513,738.68x = 134,525,402,345,452.72 - Step 5: Solve for x
x = 134,525,402,345,452.72/16,513,738.68 - Step 6: Final answer
x = 8,146,271.72
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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.