Finding the Fourth Proportional to 27,272,048.55, 37,636,227.54 and 14,882,941.62
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Solution
The fourth proportional to 27,272,048.55, 37,636,227.54 and 14,882,941.62 is: 20,538,896.31
Step by Step Solution
- Step 1: Write the proportion equation
27,272,048.55 : 37,636,227.54 = 14,882,941.62 : x - Step 2: Convert to fraction form
27,272,048.55/37,636,227.54 = 14,882,941.62/x - Step 3: Cross multiply
27,272,048.55x = 37,636,227.54 × 14,882,941.62 - Step 4: Simplify right side
27,272,048.55x = 560,137,777,274,856.19 - Step 5: Solve for x
x = 560,137,777,274,856.19/27,272,048.55 - Step 6: Final answer
x = 20,538,896.31
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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.