Finding the Fourth Proportional to 7,576,602.13, 11,367,726.65 and 4,546,143.05
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Solution
The fourth proportional to 7,576,602.13, 11,367,726.65 and 4,546,143.05 is: 6,820,908.72
Step by Step Solution
- Step 1: Write the proportion equation
7,576,602.13 : 11,367,726.65 = 4,546,143.05 : x - Step 2: Convert to fraction form
7,576,602.13/11,367,726.65 = 4,546,143.05/x - Step 3: Cross multiply
7,576,602.13x = 11,367,726.65 × 4,546,143.05 - Step 4: Simplify right side
7,576,602.13x = 51,679,311,481,466.56 - Step 5: Solve for x
x = 51,679,311,481,466.56/7,576,602.13 - Step 6: Final answer
x = 6,820,908.72
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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.