Finding the Fourth Proportional to 8,792,209.20, 13,177,816.20 and 4,530,183.60
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Solution
The fourth proportional to 8,792,209.20, 13,177,816.20 and 4,530,183.60 is: 6,789,866.51
Step by Step Solution
- Step 1: Write the proportion equation
8,792,209.20 : 13,177,816.20 = 4,530,183.60 : x - Step 2: Convert to fraction form
8,792,209.20/13,177,816.20 = 4,530,183.60/x - Step 3: Cross multiply
8,792,209.20x = 13,177,816.20 × 4,530,183.60 - Step 4: Simplify right side
8,792,209.20x = 59,697,926,833,054.31 - Step 5: Solve for x
x = 59,697,926,833,054.31/8,792,209.20 - Step 6: Final answer
x = 6,789,866.51
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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.