Finding the Fourth Proportional to 8,160,371.53, 12,240,114.42 and 2,480,152.97
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Solution
The fourth proportional to 8,160,371.53, 12,240,114.42 and 2,480,152.97 is: 3,720,094.85
Step by Step Solution
- Step 1: Write the proportion equation
8,160,371.53 : 12,240,114.42 = 2,480,152.97 : x - Step 2: Convert to fraction form
8,160,371.53/12,240,114.42 = 2,480,152.97/x - Step 3: Cross multiply
8,160,371.53x = 12,240,114.42 × 2,480,152.97 - Step 4: Simplify right side
8,160,371.53x = 30,357,356,131,902.83 - Step 5: Solve for x
x = 30,357,356,131,902.83/8,160,371.53 - Step 6: Final answer
x = 3,720,094.85
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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.