Finding the Fourth Proportional to 49,974,850.16, 68,964,807.48 and 27,948,098.96
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Solution
The fourth proportional to 49,974,850.16, 68,964,807.48 and 27,948,098.96 is: 38,568,104.92
Step by Step Solution
- Step 1: Write the proportion equation
49,974,850.16 : 68,964,807.48 = 27,948,098.96 : x - Step 2: Convert to fraction form
49,974,850.16/68,964,807.48 = 27,948,098.96/x - Step 3: Cross multiply
49,974,850.16x = 68,964,807.48 × 27,948,098.96 - Step 4: Simplify right side
49,974,850.16x = 1,927,435,264,208,388.50 - Step 5: Solve for x
x = 1,927,435,264,208,388.50/49,974,850.16 - Step 6: Final answer
x = 38,568,104.92
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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.