Finding the Fourth Proportional to 49,370,794.88, 68,126,510.16 and 27,343,717.28
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Solution
The fourth proportional to 49,370,794.88, 68,126,510.16 and 27,343,717.28 is: 37,731,457.18
Step by Step Solution
- Step 1: Write the proportion equation
49,370,794.88 : 68,126,510.16 = 27,343,717.28 : x - Step 2: Convert to fraction form
49,370,794.88/68,126,510.16 = 27,343,717.28/x - Step 3: Cross multiply
49,370,794.88x = 68,126,510.16 × 27,343,717.28 - Step 4: Simplify right side
49,370,794.88x = 1,862,832,033,088,087.50 - Step 5: Solve for x
x = 1,862,832,033,088,087.50/49,370,794.88 - Step 6: Final answer
x = 37,731,457.18
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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.