Finding the Fourth Proportional to 7,467,075.81, 11,201,794.70 and 2,674,658.97
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Solution
The fourth proportional to 7,467,075.81, 11,201,794.70 and 2,674,658.97 is: 4,012,411.47
Step by Step Solution
- Step 1: Write the proportion equation
7,467,075.81 : 11,201,794.70 = 2,674,658.97 : x - Step 2: Convert to fraction form
7,467,075.81/11,201,794.70 = 2,674,658.97/x - Step 3: Cross multiply
7,467,075.81x = 11,201,794.70 × 2,674,658.97 - Step 4: Simplify right side
7,467,075.81x = 29,960,980,661,080.17 - Step 5: Solve for x
x = 29,960,980,661,080.17/7,467,075.81 - Step 6: Final answer
x = 4,012,411.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.