Finding the Fourth Proportional to 10,273,930.66, 14,177,850.56 and 5,690,153.62
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Solution
The fourth proportional to 10,273,930.66, 14,177,850.56 and 5,690,153.62 is: 7,852,315.76
Step by Step Solution
- Step 1: Write the proportion equation
10,273,930.66 : 14,177,850.56 = 5,690,153.62 : x - Step 2: Convert to fraction form
10,273,930.66/14,177,850.56 = 5,690,153.62/x - Step 3: Cross multiply
10,273,930.66x = 14,177,850.56 × 5,690,153.62 - Step 4: Simplify right side
10,273,930.66x = 80,674,147,659,352.27 - Step 5: Solve for x
x = 80,674,147,659,352.27/10,273,930.66 - Step 6: Final answer
x = 7,852,315.76
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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.