Finding the Fourth Proportional to 11,580,536.28, 17,370,929.16 and 3,493,582.02
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Solution
The fourth proportional to 11,580,536.28, 17,370,929.16 and 3,493,582.02 is: 5,240,410.66
Step by Step Solution
- Step 1: Write the proportion equation
11,580,536.28 : 17,370,929.16 = 3,493,582.02 : x - Step 2: Convert to fraction form
11,580,536.28/17,370,929.16 = 3,493,582.02/x - Step 3: Cross multiply
11,580,536.28x = 17,370,929.16 × 3,493,582.02 - Step 4: Simplify right side
11,580,536.28x = 60,686,765,784,069.70 - Step 5: Solve for x
x = 60,686,765,784,069.70/11,580,536.28 - Step 6: Final answer
x = 5,240,410.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.