Finding the Fourth Proportional to 27,903,550.70, 41,856,113.36 and 7,708,792.70
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Solution
The fourth proportional to 27,903,550.70, 41,856,113.36 and 7,708,792.70 is: 11,563,406.56
Step by Step Solution
- Step 1: Write the proportion equation
27,903,550.70 : 41,856,113.36 = 7,708,792.70 : x - Step 2: Convert to fraction form
27,903,550.70/41,856,113.36 = 7,708,792.70/x - Step 3: Cross multiply
27,903,550.70x = 41,856,113.36 × 7,708,792.70 - Step 4: Simplify right side
27,903,550.70x = 322,660,101,119,940.50 - Step 5: Solve for x
x = 322,660,101,119,940.50/27,903,550.70 - Step 6: Final answer
x = 11,563,406.56
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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.