Finding the Fourth Proportional to 33,151,042.87, 49,734,257.07 and 10,431,349.63
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Solution
The fourth proportional to 33,151,042.87, 49,734,257.07 and 10,431,349.63 is: 15,649,445.06
Step by Step Solution
- Step 1: Write the proportion equation
33,151,042.87 : 49,734,257.07 = 10,431,349.63 : x - Step 2: Convert to fraction form
33,151,042.87/49,734,257.07 = 10,431,349.63/x - Step 3: Cross multiply
33,151,042.87x = 49,734,257.07 × 10,431,349.63 - Step 4: Simplify right side
33,151,042.87x = 518,795,423,836,798.12 - Step 5: Solve for x
x = 518,795,423,836,798.12/33,151,042.87 - Step 6: Final answer
x = 15,649,445.06
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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.