Finding the Fourth Proportional to 38,805,099.48, 53,537,513.30 and 24,874,135.94
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Solution
The fourth proportional to 38,805,099.48, 53,537,513.30 and 24,874,135.94 is: 34,317,638.69
Step by Step Solution
- Step 1: Write the proportion equation
38,805,099.48 : 53,537,513.30 = 24,874,135.94 : x - Step 2: Convert to fraction form
38,805,099.48/53,537,513.30 = 24,874,135.94/x - Step 3: Cross multiply
38,805,099.48x = 53,537,513.30 × 24,874,135.94 - Step 4: Simplify right side
38,805,099.48x = 1,331,699,383,321,699.75 - Step 5: Solve for x
x = 1,331,699,383,321,699.75/38,805,099.48 - Step 6: Final answer
x = 34,317,638.69
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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.