Finding the Fourth Proportional to 10,925,254.20, 16,397,795.70 and 5,537,652.60
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Solution
The fourth proportional to 10,925,254.20, 16,397,795.70 and 5,537,652.60 is: 8,311,504.18
Step by Step Solution
- Step 1: Write the proportion equation
10,925,254.20 : 16,397,795.70 = 5,537,652.60 : x - Step 2: Convert to fraction form
10,925,254.20/16,397,795.70 = 5,537,652.60/x - Step 3: Cross multiply
10,925,254.20x = 16,397,795.70 × 5,537,652.60 - Step 4: Simplify right side
10,925,254.20x = 90,805,295,992,373.81 - Step 5: Solve for x
x = 90,805,295,992,373.81/10,925,254.20 - Step 6: Final answer
x = 8,311,504.18
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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.