Finding the Fourth Proportional to 23,211,792.50, 32,032,563.92 and 12,758,950.05
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Solution
The fourth proportional to 23,211,792.50, 32,032,563.92 and 12,758,950.05 is: 17,607,510.62
Step by Step Solution
- Step 1: Write the proportion equation
23,211,792.50 : 32,032,563.92 = 12,758,950.05 : x - Step 2: Convert to fraction form
23,211,792.50/32,032,563.92 = 12,758,950.05/x - Step 3: Cross multiply
23,211,792.50x = 32,032,563.92 × 12,758,950.05 - Step 4: Simplify right side
23,211,792.50x = 408,701,882,964,917.44 - Step 5: Solve for x
x = 408,701,882,964,917.44/23,211,792.50 - Step 6: Final answer
x = 17,607,510.62
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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.