Finding the Fourth Proportional to 49,925,260.80, 74,887,891.20 and 44,256,556.80
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Solution
The fourth proportional to 49,925,260.80, 74,887,891.20 and 44,256,556.80 is: 66,384,835.20
Step by Step Solution
- Step 1: Write the proportion equation
49,925,260.80 : 74,887,891.20 = 44,256,556.80 : x - Step 2: Convert to fraction form
49,925,260.80/74,887,891.20 = 44,256,556.80/x - Step 3: Cross multiply
49,925,260.80x = 74,887,891.20 × 44,256,556.80 - Step 4: Simplify right side
49,925,260.80x = 3,314,280,210,525,020 - Step 5: Solve for x
x = 3,314,280,210,525,020/49,925,260.80 - Step 6: Final answer
x = 66,384,835.20
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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.