Finding the Fourth Proportional to 11,703,217.24, 16,153,686.30 and 6,809,384.80
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Solution
The fourth proportional to 11,703,217.24, 16,153,686.30 and 6,809,384.80 is: 9,398,839.97
Step by Step Solution
- Step 1: Write the proportion equation
11,703,217.24 : 16,153,686.30 = 6,809,384.80 : x - Step 2: Convert to fraction form
11,703,217.24/16,153,686.30 = 6,809,384.80/x - Step 3: Cross multiply
11,703,217.24x = 16,153,686.30 × 6,809,384.80 - Step 4: Simplify right side
11,703,217.24x = 109,996,665,955,188.23 - Step 5: Solve for x
x = 109,996,665,955,188.23/11,703,217.24 - Step 6: Final answer
x = 9,398,839.97
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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.