Finding the Fourth Proportional to 37,190,463.30, 55,785,694.95 and 33,151,511.70
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Solution
The fourth proportional to 37,190,463.30, 55,785,694.95 and 33,151,511.70 is: 49,727,267.55
Step by Step Solution
- Step 1: Write the proportion equation
37,190,463.30 : 55,785,694.95 = 33,151,511.70 : x - Step 2: Convert to fraction form
37,190,463.30/55,785,694.95 = 33,151,511.70/x - Step 3: Cross multiply
37,190,463.30x = 55,785,694.95 × 33,151,511.70 - Step 4: Simplify right side
37,190,463.30x = 1,849,380,118,827,556 - Step 5: Solve for x
x = 1,849,380,118,827,556/37,190,463.30 - Step 6: Final answer
x = 49,727,267.55
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1.5x scale
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.