Finding the Fourth Proportional to 8,134,536.27, 11,226,655.62 and 4,696,771.53
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Solution
The fourth proportional to 8,134,536.27, 11,226,655.62 and 4,696,771.53 is: 6,482,119.54
Step by Step Solution
- Step 1: Write the proportion equation
8,134,536.27 : 11,226,655.62 = 4,696,771.53 : x - Step 2: Convert to fraction form
8,134,536.27/11,226,655.62 = 4,696,771.53/x - Step 3: Cross multiply
8,134,536.27x = 11,226,655.62 × 4,696,771.53 - Step 4: Simplify right side
8,134,536.27x = 52,729,036,493,130.50 - Step 5: Solve for x
x = 52,729,036,493,130.50/8,134,536.27 - Step 6: Final answer
x = 6,482,119.54
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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.