Finding the Fourth Proportional to 6,272,941.61, 8,656,808.66 and 3,519,832.68
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Solution
The fourth proportional to 6,272,941.61, 8,656,808.66 and 3,519,832.68 is: 4,857,452.84
Step by Step Solution
- Step 1: Write the proportion equation
6,272,941.61 : 8,656,808.66 = 3,519,832.68 : x - Step 2: Convert to fraction form
6,272,941.61/8,656,808.66 = 3,519,832.68/x - Step 3: Cross multiply
6,272,941.61x = 8,656,808.66 × 3,519,832.68 - Step 4: Simplify right side
6,272,941.61x = 30,470,518,008,375.84 - Step 5: Solve for x
x = 30,470,518,008,375.84/6,272,941.61 - Step 6: Final answer
x = 4,857,452.84
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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.