Finding the Fourth Proportional to 38,927,220.11, 58,394,317.75 and 11,260,703.08
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Solution
The fourth proportional to 38,927,220.11, 58,394,317.75 and 11,260,703.08 is: 16,892,063.49
Step by Step Solution
- Step 1: Write the proportion equation
38,927,220.11 : 58,394,317.75 = 11,260,703.08 : x - Step 2: Convert to fraction form
38,927,220.11/58,394,317.75 = 11,260,703.08/x - Step 3: Cross multiply
38,927,220.11x = 58,394,317.75 × 11,260,703.08 - Step 4: Simplify right side
38,927,220.11x = 657,561,073,521,638.25 - Step 5: Solve for x
x = 657,561,073,521,638.25/38,927,220.11 - Step 6: Final answer
x = 16,892,063.49
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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.