Finding the Fourth Proportional to 8,082,756.12, 12,113,636.58 and 3,284,862.12
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Solution
The fourth proportional to 8,082,756.12, 12,113,636.58 and 3,284,862.12 is: 4,923,026.92
Step by Step Solution
- Step 1: Write the proportion equation
8,082,756.12 : 12,113,636.58 = 3,284,862.12 : x - Step 2: Convert to fraction form
8,082,756.12/12,113,636.58 = 3,284,862.12/x - Step 3: Cross multiply
8,082,756.12x = 12,113,636.58 × 3,284,862.12 - Step 4: Simplify right side
8,082,756.12x = 39,791,625,937,088.35 - Step 5: Solve for x
x = 39,791,625,937,088.35/8,082,756.12 - Step 6: Final answer
x = 4,923,026.92
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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.