Finding the Fourth Proportional to 5,093,356.62, 7,028,683.98 and 2,801,516.70
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Solution
The fourth proportional to 5,093,356.62, 7,028,683.98 and 2,801,516.70 is: 3,866,011.56
Step by Step Solution
- Step 1: Write the proportion equation
5,093,356.62 : 7,028,683.98 = 2,801,516.70 : x - Step 2: Convert to fraction form
5,093,356.62/7,028,683.98 = 2,801,516.70/x - Step 3: Cross multiply
5,093,356.62x = 7,028,683.98 × 2,801,516.70 - Step 4: Simplify right side
5,093,356.62x = 19,690,975,548,992.47 - Step 5: Solve for x
x = 19,690,975,548,992.47/5,093,356.62 - Step 6: Final answer
x = 3,866,011.56
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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.