Finding the Fourth Proportional to 27,119,910.76, 37,409,842.02 and 16,248,596.20
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Solution
The fourth proportional to 27,119,910.76, 37,409,842.02 and 16,248,596.20 is: 22,413,695.32
Step by Step Solution
- Step 1: Write the proportion equation
27,119,910.76 : 37,409,842.02 = 16,248,596.20 : x - Step 2: Convert to fraction form
27,119,910.76/37,409,842.02 = 16,248,596.20/x - Step 3: Cross multiply
27,119,910.76x = 37,409,842.02 × 16,248,596.20 - Step 4: Simplify right side
27,119,910.76x = 607,857,416,888,772.38 - Step 5: Solve for x
x = 607,857,416,888,772.38/27,119,910.76 - Step 6: Final answer
x = 22,413,695.32
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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.