Finding the Fourth Proportional to 27,272,057.60, 37,636,240.05 and 14,882,950.67
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Solution
The fourth proportional to 27,272,057.60, 37,636,240.05 and 14,882,950.67 is: 20,538,908.80
Step by Step Solution
- Step 1: Write the proportion equation
27,272,057.60 : 37,636,240.05 = 14,882,950.67 : x - Step 2: Convert to fraction form
27,272,057.60/37,636,240.05 = 14,882,950.67/x - Step 3: Cross multiply
27,272,057.60x = 37,636,240.05 × 14,882,950.67 - Step 4: Simplify right side
27,272,057.60x = 560,138,303,880,247.06 - Step 5: Solve for x
x = 560,138,303,880,247.06/27,272,057.60 - Step 6: Final answer
x = 20,538,908.80
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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.