Finding the Fourth Proportional to 49,929,282.05, 68,896,441.89 and 27,599,251.66
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Solution
The fourth proportional to 49,929,282.05, 68,896,441.89 and 27,599,251.66 is: 38,083,668.74
Step by Step Solution
- Step 1: Write the proportion equation
49,929,282.05 : 68,896,441.89 = 27,599,251.66 : x - Step 2: Convert to fraction form
49,929,282.05/68,896,441.89 = 27,599,251.66/x - Step 3: Cross multiply
49,929,282.05x = 68,896,441.89 × 27,599,251.66 - Step 4: Simplify right side
49,929,282.05x = 1,901,490,238,200,676 - Step 5: Solve for x
x = 1,901,490,238,200,676/49,929,282.05 - Step 6: Final answer
x = 38,083,668.74
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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.