Finding the Fourth Proportional to 8,581,077.14, 11,838,995.57 and 4,859,398.49
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Solution
The fourth proportional to 8,581,077.14, 11,838,995.57 and 4,859,398.49 is: 6,704,332.83
Step by Step Solution
- Step 1: Write the proportion equation
8,581,077.14 : 11,838,995.57 = 4,859,398.49 : x - Step 2: Convert to fraction form
8,581,077.14/11,838,995.57 = 4,859,398.49/x - Step 3: Cross multiply
8,581,077.14x = 11,838,995.57 × 4,859,398.49 - Step 4: Simplify right side
8,581,077.14x = 57,530,397,148,928.21 - Step 5: Solve for x
x = 57,530,397,148,928.21/8,581,077.14 - Step 6: Final answer
x = 6,704,332.83
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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.