Finding the Fourth Proportional to 11,452,228.74, 15,804,378.18 and 6,225,588.72
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Solution
The fourth proportional to 11,452,228.74, 15,804,378.18 and 6,225,588.72 is: 8,591,476.89
Step by Step Solution
- Step 1: Write the proportion equation
11,452,228.74 : 15,804,378.18 = 6,225,588.72 : x - Step 2: Convert to fraction form
11,452,228.74/15,804,378.18 = 6,225,588.72/x - Step 3: Cross multiply
11,452,228.74x = 15,804,378.18 × 6,225,588.72 - Step 4: Simplify right side
11,452,228.74x = 98,391,558,524,022.12 - Step 5: Solve for x
x = 98,391,558,524,022.12/11,452,228.74 - Step 6: Final answer
x = 8,591,476.89
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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.