Finding the Fourth Proportional to 7,663,739.67, 11,492,271.41 and 2,197,626.75
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Solution
The fourth proportional to 7,663,739.67, 11,492,271.41 and 2,197,626.75 is: 3,295,482.90
Step by Step Solution
- Step 1: Write the proportion equation
7,663,739.67 : 11,492,271.41 = 2,197,626.75 : x - Step 2: Convert to fraction form
7,663,739.67/11,492,271.41 = 2,197,626.75/x - Step 3: Cross multiply
7,663,739.67x = 11,492,271.41 × 2,197,626.75 - Step 4: Simplify right side
7,663,739.67x = 25,255,723,057,888.08 - Step 5: Solve for x
x = 25,255,723,057,888.08/7,663,739.67 - Step 6: Final answer
x = 3,295,482.90
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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.