Finding the Fourth Proportional to 5,486,394.94, 8,226,592.35 and 4,356,415.78
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Solution
The fourth proportional to 5,486,394.94, 8,226,592.35 and 4,356,415.78 is: 6,532,241.50
Step by Step Solution
- Step 1: Write the proportion equation
5,486,394.94 : 8,226,592.35 = 4,356,415.78 : x - Step 2: Convert to fraction form
5,486,394.94/8,226,592.35 = 4,356,415.78/x - Step 3: Cross multiply
5,486,394.94x = 8,226,592.35 × 4,356,415.78 - Step 4: Simplify right side
5,486,394.94x = 35,838,456,729,167.28 - Step 5: Solve for x
x = 35,838,456,729,167.28/5,486,394.94 - Step 6: Final answer
x = 6,532,241.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.