Finding the Fourth Proportional to 49,593,919.74, 68,440,427.78 and 27,267,849.14
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Solution
The fourth proportional to 49,593,919.74, 68,440,427.78 and 27,267,849.14 is: 37,630,081.86
Step by Step Solution
- Step 1: Write the proportion equation
49,593,919.74 : 68,440,427.78 = 27,267,849.14 : x - Step 2: Convert to fraction form
49,593,919.74/68,440,427.78 = 27,267,849.14/x - Step 3: Cross multiply
49,593,919.74x = 68,440,427.78 × 27,267,849.14 - Step 4: Simplify right side
49,593,919.74x = 1,866,223,259,782,105.25 - Step 5: Solve for x
x = 1,866,223,259,782,105.25/49,593,919.74 - Step 6: Final answer
x = 37,630,081.86
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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.