Finding the Fourth Proportional to 7,229,582.40, 10,836,807.12 and 2,435,615.04
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Solution
The fourth proportional to 7,229,582.40, 10,836,807.12 and 2,435,615.04 is: 3,650,873.45
Step by Step Solution
- Step 1: Write the proportion equation
7,229,582.40 : 10,836,807.12 = 2,435,615.04 : x - Step 2: Convert to fraction form
7,229,582.40/10,836,807.12 = 2,435,615.04/x - Step 3: Cross multiply
7,229,582.40x = 10,836,807.12 × 2,435,615.04 - Step 4: Simplify right side
7,229,582.40x = 26,394,290,407,051.08 - Step 5: Solve for x
x = 26,394,290,407,051.08/7,229,582.40 - Step 6: Final answer
x = 3,650,873.45
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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.