Finding the Fourth Proportional to 14,806,566.03, 20,432,213.34 and 8,190,759.81
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Solution
The fourth proportional to 14,806,566.03, 20,432,213.34 and 8,190,759.81 is: 11,302,779.56
Step by Step Solution
- Step 1: Write the proportion equation
14,806,566.03 : 20,432,213.34 = 8,190,759.81 : x - Step 2: Convert to fraction form
14,806,566.03/20,432,213.34 = 8,190,759.81/x - Step 3: Cross multiply
14,806,566.03x = 20,432,213.34 × 8,190,759.81 - Step 4: Simplify right side
14,806,566.03x = 167,355,351,854,617.84 - Step 5: Solve for x
x = 167,355,351,854,617.84/14,806,566.03 - Step 6: Final answer
x = 11,302,779.56
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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.