Finding the Fourth Proportional to 6,914,573.99, 9,541,861.99 and 3,817,030.85
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Solution
The fourth proportional to 6,914,573.99, 9,541,861.99 and 3,817,030.85 is: 5,267,364.50
Step by Step Solution
- Step 1: Write the proportion equation
6,914,573.99 : 9,541,861.99 = 3,817,030.85 : x - Step 2: Convert to fraction form
6,914,573.99/9,541,861.99 = 3,817,030.85/x - Step 3: Cross multiply
6,914,573.99x = 9,541,861.99 × 3,817,030.85 - Step 4: Simplify right side
6,914,573.99x = 36,421,581,582,272.39 - Step 5: Solve for x
x = 36,421,581,582,272.39/6,914,573.99 - Step 6: Final answer
x = 5,267,364.50
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1.5x scale
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.