Finding the Fourth Proportional to 16,450,136.44, 22,701,897.60 and 9,107,969.36
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Solution
The fourth proportional to 16,450,136.44, 22,701,897.60 and 9,107,969.36 is: 12,569,390.44
Step by Step Solution
- Step 1: Write the proportion equation
16,450,136.44 : 22,701,897.60 = 9,107,969.36 : x - Step 2: Convert to fraction form
16,450,136.44/22,701,897.60 = 9,107,969.36/x - Step 3: Cross multiply
16,450,136.44x = 22,701,897.60 × 9,107,969.36 - Step 4: Simplify right side
16,450,136.44x = 206,768,187,754,657.53 - Step 5: Solve for x
x = 206,768,187,754,657.53/16,450,136.44 - Step 6: Final answer
x = 12,569,390.44
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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.