Finding the Fourth Proportional to 5,336,056.18, 7,363,755.96 and 2,888,665.41
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Solution
The fourth proportional to 5,336,056.18, 7,363,755.96 and 2,888,665.41 is: 3,986,357.42
Step by Step Solution
- Step 1: Write the proportion equation
5,336,056.18 : 7,363,755.96 = 2,888,665.41 : x - Step 2: Convert to fraction form
5,336,056.18/7,363,755.96 = 2,888,665.41/x - Step 3: Cross multiply
5,336,056.18x = 7,363,755.96 × 2,888,665.41 - Step 4: Simplify right side
5,336,056.18x = 21,271,427,129,333.34 - Step 5: Solve for x
x = 21,271,427,129,333.34/5,336,056.18 - Step 6: Final answer
x = 3,986,357.42
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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.