Finding the Fourth Proportional to 49,711,913.41, 68,604,568.92 and 27,685,412.74
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Solution
The fourth proportional to 49,711,913.41, 68,604,568.92 and 27,685,412.74 is: 38,207,054.93
Step by Step Solution
- Step 1: Write the proportion equation
49,711,913.41 : 68,604,568.92 = 27,685,412.74 : x - Step 2: Convert to fraction form
49,711,913.41/68,604,568.92 = 27,685,412.74/x - Step 3: Cross multiply
49,711,913.41x = 68,604,568.92 × 27,685,412.74 - Step 4: Simplify right side
49,711,913.41x = 1,899,345,806,399,976 - Step 5: Solve for x
x = 1,899,345,806,399,976/49,711,913.41 - Step 6: Final answer
x = 38,207,054.93
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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.