Finding the Fourth Proportional to 5,447,566.08, 7,517,549.48 and 3,000,405.02
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Solution
The fourth proportional to 5,447,566.08, 7,517,549.48 and 3,000,405.02 is: 4,140,508.42
Step by Step Solution
- Step 1: Write the proportion equation
5,447,566.08 : 7,517,549.48 = 3,000,405.02 : x - Step 2: Convert to fraction form
5,447,566.08/7,517,549.48 = 3,000,405.02/x - Step 3: Cross multiply
5,447,566.08x = 7,517,549.48 × 3,000,405.02 - Step 4: Simplify right side
5,447,566.08x = 22,555,693,197,890.39 - Step 5: Solve for x
x = 22,555,693,197,890.39/5,447,566.08 - Step 6: Final answer
x = 4,140,508.42
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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.