Finding the Fourth Proportional to 5,754,220.07, 7,940,807.33 and 3,175,882.34
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Solution
The fourth proportional to 5,754,220.07, 7,940,807.33 and 3,175,882.34 is: 4,382,708.59
Step by Step Solution
- Step 1: Write the proportion equation
5,754,220.07 : 7,940,807.33 = 3,175,882.34 : x - Step 2: Convert to fraction form
5,754,220.07/7,940,807.33 = 3,175,882.34/x - Step 3: Cross multiply
5,754,220.07x = 7,940,807.33 × 3,175,882.34 - Step 4: Simplify right side
5,754,220.07x = 25,219,069,709,106.11 - Step 5: Solve for x
x = 25,219,069,709,106.11/5,754,220.07 - Step 6: Final answer
x = 4,382,708.59
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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.