Finding the Fourth Proportional to 9,149,583.75, 13,724,407.68 and 2,326,157.67
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Solution
The fourth proportional to 9,149,583.75, 13,724,407.68 and 2,326,157.67 is: 3,489,244.65
Step by Step Solution
- Step 1: Write the proportion equation
9,149,583.75 : 13,724,407.68 = 2,326,157.67 : x - Step 2: Convert to fraction form
9,149,583.75/13,724,407.68 = 2,326,157.67/x - Step 3: Cross multiply
9,149,583.75x = 13,724,407.68 × 2,326,157.67 - Step 4: Simplify right side
9,149,583.75x = 31,925,136,191,038.90 - Step 5: Solve for x
x = 31,925,136,191,038.90/9,149,583.75 - Step 6: Final answer
x = 3,489,244.65
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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.