Finding the Fourth Proportional to 5,147,080.41, 7,715,599.97 and 2,450,681.13
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Solution
The fourth proportional to 5,147,080.41, 7,715,599.97 and 2,450,681.13 is: 3,673,631.21
Step by Step Solution
- Step 1: Write the proportion equation
5,147,080.41 : 7,715,599.97 = 2,450,681.13 : x - Step 2: Convert to fraction form
5,147,080.41/7,715,599.97 = 2,450,681.13/x - Step 3: Cross multiply
5,147,080.41x = 7,715,599.97 × 2,450,681.13 - Step 4: Simplify right side
5,147,080.41x = 18,908,475,240,854.16 - Step 5: Solve for x
x = 18,908,475,240,854.16/5,147,080.41 - Step 6: Final answer
x = 3,673,631.21
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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.