Finding the Fourth Proportional to 27,246,323.45, 37,609,037.60 and 16,236,525.62
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Solution
The fourth proportional to 27,246,323.45, 37,609,037.60 and 16,236,525.62 is: 22,411,834.89
Step by Step Solution
- Step 1: Write the proportion equation
27,246,323.45 : 37,609,037.60 = 16,236,525.62 : x - Step 2: Convert to fraction form
27,246,323.45/37,609,037.60 = 16,236,525.62/x - Step 3: Cross multiply
27,246,323.45x = 37,609,037.60 × 16,236,525.62 - Step 4: Simplify right side
27,246,323.45x = 610,640,102,670,557.25 - Step 5: Solve for x
x = 610,640,102,670,557.25/27,246,323.45 - Step 6: Final answer
x = 22,411,834.89
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1.5x scale
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.