Finding the Fourth Proportional to 27,272,364.24, 37,636,662.64 and 14,883,257.68
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Solution
The fourth proportional to 27,272,364.24, 37,636,662.64 and 14,883,257.68 is: 20,539,332.17
Step by Step Solution
- Step 1: Write the proportion equation
27,272,364.24 : 37,636,662.64 = 14,883,257.68 : x - Step 2: Convert to fraction form
27,272,364.24/37,636,662.64 = 14,883,257.68/x - Step 3: Cross multiply
27,272,364.24x = 37,636,662.64 × 14,883,257.68 - Step 4: Simplify right side
27,272,364.24x = 560,156,148,286,349.06 - Step 5: Solve for x
x = 560,156,148,286,349.06/27,272,364.24 - Step 6: Final answer
x = 20,539,332.17
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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.