Finding the Fourth Proportional to 37,273,933.74, 51,437,414.40 and 21,806,638.68
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Solution
The fourth proportional to 37,273,933.74, 51,437,414.40 and 21,806,638.68 is: 30,092,802.07
Step by Step Solution
- Step 1: Write the proportion equation
37,273,933.74 : 51,437,414.40 = 21,806,638.68 : x - Step 2: Convert to fraction form
37,273,933.74/51,437,414.40 = 21,806,638.68/x - Step 3: Cross multiply
37,273,933.74x = 51,437,414.40 × 21,806,638.68 - Step 4: Simplify right side
37,273,933.74x = 1,121,677,110,454,229 - Step 5: Solve for x
x = 1,121,677,110,454,229/37,273,933.74 - Step 6: Final answer
x = 30,092,802.07
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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.