Finding the Fourth Proportional to 5,080,807.24, 7,011,425.98 and 2,757,649.90
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Solution
The fourth proportional to 5,080,807.24, 7,011,425.98 and 2,757,649.90 is: 3,805,509.09
Step by Step Solution
- Step 1: Write the proportion equation
5,080,807.24 : 7,011,425.98 = 2,757,649.90 : x - Step 2: Convert to fraction form
5,080,807.24/7,011,425.98 = 2,757,649.90/x - Step 3: Cross multiply
5,080,807.24x = 7,011,425.98 × 2,757,649.90 - Step 4: Simplify right side
5,080,807.24x = 19,335,058,152,604.40 - Step 5: Solve for x
x = 19,335,058,152,604.40/5,080,807.24 - Step 6: Final answer
x = 3,805,509.09
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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.