Finding the Fourth Proportional to 14,539,680.96, 21,809,747.50 and 4,305,575.90
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Solution
The fourth proportional to 14,539,680.96, 21,809,747.50 and 4,305,575.90 is: 6,458,430.79
Step by Step Solution
- Step 1: Write the proportion equation
14,539,680.96 : 21,809,747.50 = 4,305,575.90 : x - Step 2: Convert to fraction form
14,539,680.96/21,809,747.50 = 4,305,575.90/x - Step 3: Cross multiply
14,539,680.96x = 21,809,747.50 × 4,305,575.90 - Step 4: Simplify right side
14,539,680.96x = 93,903,523,221,085.27 - Step 5: Solve for x
x = 93,903,523,221,085.27/14,539,680.96 - Step 6: Final answer
x = 6,458,430.79
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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.