Finding the Fourth Proportional to 27,349,723.62, 37,742,732.32 and 14,790,778.28
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Solution
The fourth proportional to 27,349,723.62, 37,742,732.32 and 14,790,778.28 is: 20,411,335.53
Step by Step Solution
- Step 1: Write the proportion equation
27,349,723.62 : 37,742,732.32 = 14,790,778.28 : x - Step 2: Convert to fraction form
27,349,723.62/37,742,732.32 = 14,790,778.28/x - Step 3: Cross multiply
27,349,723.62x = 37,742,732.32 × 14,790,778.28 - Step 4: Simplify right side
27,349,723.62x = 558,244,385,426,510 - Step 5: Solve for x
x = 558,244,385,426,510/27,349,723.62 - Step 6: Final answer
x = 20,411,335.53
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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.