Finding the Fourth Proportional to 11,492,917.68, 15,860,941.11 and 6,336,271.38
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Solution
The fourth proportional to 11,492,917.68, 15,860,941.11 and 6,336,271.38 is: 8,744,448.54
Step by Step Solution
- Step 1: Write the proportion equation
11,492,917.68 : 15,860,941.11 = 6,336,271.38 : x - Step 2: Convert to fraction form
11,492,917.68/15,860,941.11 = 6,336,271.38/x - Step 3: Cross multiply
11,492,917.68x = 15,860,941.11 × 6,336,271.38 - Step 4: Simplify right side
11,492,917.68x = 100,499,227,215,158.42 - Step 5: Solve for x
x = 100,499,227,215,158.42/11,492,917.68 - Step 6: Final answer
x = 8,744,448.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.