Finding the Fourth Proportional to 8,879,563.59, 13,313,951.85 and 3,481,746.99
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Solution
The fourth proportional to 8,879,563.59, 13,313,951.85 and 3,481,746.99 is: 5,220,505.64
Step by Step Solution
- Step 1: Write the proportion equation
8,879,563.59 : 13,313,951.85 = 3,481,746.99 : x - Step 2: Convert to fraction form
8,879,563.59/13,313,951.85 = 3,481,746.99/x - Step 3: Cross multiply
8,879,563.59x = 13,313,951.85 × 3,481,746.99 - Step 4: Simplify right side
8,879,563.59x = 46,355,811,778,742.43 - Step 5: Solve for x
x = 46,355,811,778,742.43/8,879,563.59 - Step 6: Final answer
x = 5,220,505.64
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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.