Finding the Fourth Proportional to 49,400,244.41, 68,149,981.33 and 29,814,872.09
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Solution
The fourth proportional to 49,400,244.41, 68,149,981.33 and 29,814,872.09 is: 41,131,030.83
Step by Step Solution
- Step 1: Write the proportion equation
49,400,244.41 : 68,149,981.33 = 29,814,872.09 : x - Step 2: Convert to fraction form
49,400,244.41/68,149,981.33 = 29,814,872.09/x - Step 3: Cross multiply
49,400,244.41x = 68,149,981.33 × 29,814,872.09 - Step 4: Simplify right side
49,400,244.41x = 2,031,882,975,874,551 - Step 5: Solve for x
x = 2,031,882,975,874,551/49,400,244.41 - Step 6: Final answer
x = 41,131,030.83
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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.