Finding the Fourth Proportional to 46,368,521.96, 69,560,803.62 and 15,663,324.92
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Solution
The fourth proportional to 46,368,521.96, 69,560,803.62 and 15,663,324.92 is: 23,497,696.77
Step by Step Solution
- Step 1: Write the proportion equation
46,368,521.96 : 69,560,803.62 = 15,663,324.92 : x - Step 2: Convert to fraction form
46,368,521.96/69,560,803.62 = 15,663,324.92/x - Step 3: Cross multiply
46,368,521.96x = 69,560,803.62 × 15,663,324.92 - Step 4: Simplify right side
46,368,521.96x = 1,089,553,468,448,568.25 - Step 5: Solve for x
x = 1,089,553,468,448,568.25/46,368,521.96 - Step 6: Final answer
x = 23,497,696.77
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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.