Finding the Fourth Proportional to 5,447,356.04, 7,517,260.49 and 3,000,194.79
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Solution
The fourth proportional to 5,447,356.04, 7,517,260.49 and 3,000,194.79 is: 4,140,218.78
Step by Step Solution
- Step 1: Write the proportion equation
5,447,356.04 : 7,517,260.49 = 3,000,194.79 : x - Step 2: Convert to fraction form
5,447,356.04/7,517,260.49 = 3,000,194.79/x - Step 3: Cross multiply
5,447,356.04x = 7,517,260.49 × 3,000,194.79 - Step 4: Simplify right side
5,447,356.04x = 22,553,245,757,170.85 - Step 5: Solve for x
x = 22,553,245,757,170.85/5,447,356.04 - Step 6: Final answer
x = 4,140,218.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.