Finding the Fourth Proportional to 8,354,592.51, 12,529,457.58 and 3,235,880.74
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Solution
The fourth proportional to 8,354,592.51, 12,529,457.58 and 3,235,880.74 is: 4,852,879.47
Step by Step Solution
- Step 1: Write the proportion equation
8,354,592.51 : 12,529,457.58 = 3,235,880.74 : x - Step 2: Convert to fraction form
8,354,592.51/12,529,457.58 = 3,235,880.74/x - Step 3: Cross multiply
8,354,592.51x = 12,529,457.58 × 3,235,880.74 - Step 4: Simplify right side
8,354,592.51x = 40,543,830,465,769.02 - Step 5: Solve for x
x = 40,543,830,465,769.02/8,354,592.51 - Step 6: Final answer
x = 4,852,879.47
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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.