Finding the Fourth Proportional to 37,171,365.24, 51,293,476.84 and 21,491,395.70
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Solution
The fourth proportional to 37,171,365.24, 51,293,476.84 and 21,491,395.70 is: 29,656,387.40
Step by Step Solution
- Step 1: Write the proportion equation
37,171,365.24 : 51,293,476.84 = 21,491,395.70 : x - Step 2: Convert to fraction form
37,171,365.24/51,293,476.84 = 21,491,395.70/x - Step 3: Cross multiply
37,171,365.24x = 51,293,476.84 × 21,491,395.70 - Step 4: Simplify right side
37,171,365.24x = 1,102,368,407,597,225.62 - Step 5: Solve for x
x = 1,102,368,407,597,225.62/37,171,365.24 - Step 6: Final answer
x = 29,656,387.40
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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.