Finding the Fourth Proportional to 44,349,785.40, 66,474,911.70 and 25,189,721.40
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Solution
The fourth proportional to 44,349,785.40, 66,474,911.70 and 25,189,721.40 is: 37,756,315.86
Step by Step Solution
- Step 1: Write the proportion equation
44,349,785.40 : 66,474,911.70 = 25,189,721.40 : x - Step 2: Convert to fraction form
44,349,785.40/66,474,911.70 = 25,189,721.40/x - Step 3: Cross multiply
44,349,785.40x = 66,474,911.70 × 25,189,721.40 - Step 4: Simplify right side
44,349,785.40x = 1,674,484,505,812,600.25 - Step 5: Solve for x
x = 1,674,484,505,812,600.25/44,349,785.40 - Step 6: Final answer
x = 37,756,315.86
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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.