Finding the Fourth Proportional to 11,618,213.01, 16,033,340.12 and 6,461,576.84
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Solution
The fourth proportional to 11,618,213.01, 16,033,340.12 and 6,461,576.84 is: 8,917,090.69
Step by Step Solution
- Step 1: Write the proportion equation
11,618,213.01 : 16,033,340.12 = 6,461,576.84 : x - Step 2: Convert to fraction form
11,618,213.01/16,033,340.12 = 6,461,576.84/x - Step 3: Cross multiply
11,618,213.01x = 16,033,340.12 × 6,461,576.84 - Step 4: Simplify right side
11,618,213.01x = 103,600,659,074,760.23 - Step 5: Solve for x
x = 103,600,659,074,760.23/11,618,213.01 - Step 6: Final answer
x = 8,917,090.69
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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.