Finding the Fourth Proportional to 5,918,452.84, 8,165,141.14 and 3,437,251.15
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Solution
The fourth proportional to 5,918,452.84, 8,165,141.14 and 3,437,251.15 is: 4,742,057.00
Step by Step Solution
- Step 1: Write the proportion equation
5,918,452.84 : 8,165,141.14 = 3,437,251.15 : x - Step 2: Convert to fraction form
5,918,452.84/8,165,141.14 = 3,437,251.15/x - Step 3: Cross multiply
5,918,452.84x = 8,165,141.14 × 3,437,251.15 - Step 4: Simplify right side
5,918,452.84x = 28,065,640,756,458.55 - Step 5: Solve for x
x = 28,065,640,756,458.55/5,918,452.84 - Step 6: Final answer
x = 4,742,057.00
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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.