Finding the Fourth Proportional to 7,624,329.58, 11,433,957.18 and 3,074,203.18
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Solution
The fourth proportional to 7,624,329.58, 11,433,957.18 and 3,074,203.18 is: 4,610,281.75
Step by Step Solution
- Step 1: Write the proportion equation
7,624,329.58 : 11,433,957.18 = 3,074,203.18 : x - Step 2: Convert to fraction form
7,624,329.58/11,433,957.18 = 3,074,203.18/x - Step 3: Cross multiply
7,624,329.58x = 11,433,957.18 × 3,074,203.18 - Step 4: Simplify right side
7,624,329.58x = 35,150,307,522,739.83 - Step 5: Solve for x
x = 35,150,307,522,739.83/7,624,329.58 - Step 6: Final answer
x = 4,610,281.75
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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.