Finding the Fourth Proportional to 5,474,924.69, 7,555,444.98 and 3,027,700.45
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Solution
The fourth proportional to 5,474,924.69, 7,555,444.98 and 3,027,700.45 is: 4,178,253.67
Step by Step Solution
- Step 1: Write the proportion equation
5,474,924.69 : 7,555,444.98 = 3,027,700.45 : x - Step 2: Convert to fraction form
5,474,924.69/7,555,444.98 = 3,027,700.45/x - Step 3: Cross multiply
5,474,924.69x = 7,555,444.98 × 3,027,700.45 - Step 4: Simplify right side
5,474,924.69x = 22,875,624,165,896.24 - Step 5: Solve for x
x = 22,875,624,165,896.24/5,474,924.69 - Step 6: Final answer
x = 4,178,253.67
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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.