Finding the Fourth Proportional to 7,260,464.40, 10,890,696.60 and 2,999,216.40
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Solution
The fourth proportional to 7,260,464.40, 10,890,696.60 and 2,999,216.40 is: 4,498,824.60
Step by Step Solution
- Step 1: Write the proportion equation
7,260,464.40 : 10,890,696.60 = 2,999,216.40 : x - Step 2: Convert to fraction form
7,260,464.40/10,890,696.60 = 2,999,216.40/x - Step 3: Cross multiply
7,260,464.40x = 10,890,696.60 × 2,999,216.40 - Step 4: Simplify right side
7,260,464.40x = 32,663,555,850,144.24 - Step 5: Solve for x
x = 32,663,555,850,144.24/7,260,464.40 - Step 6: Final answer
x = 4,498,824.60
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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.