Finding the Fourth Proportional to 7,743,102.50, 10,686,818.99 and 4,481,715.50
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Solution
The fourth proportional to 7,743,102.50, 10,686,818.99 and 4,481,715.50 is: 6,185,541.56
Step by Step Solution
- Step 1: Write the proportion equation
7,743,102.50 : 10,686,818.99 = 4,481,715.50 : x - Step 2: Convert to fraction form
7,743,102.50/10,686,818.99 = 4,481,715.50/x - Step 3: Cross multiply
7,743,102.50x = 10,686,818.99 × 4,481,715.50 - Step 4: Simplify right side
7,743,102.50x = 47,895,282,313,177.34 - Step 5: Solve for x
x = 47,895,282,313,177.34/7,743,102.50 - Step 6: Final answer
x = 6,185,541.56
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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.