Finding the Fourth Proportional to 14,782,193.40, 22,154,627.70 and 13,102,577.40
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Solution
The fourth proportional to 14,782,193.40, 22,154,627.70 and 13,102,577.40 is: 19,637,324.20
Step by Step Solution
- Step 1: Write the proportion equation
14,782,193.40 : 22,154,627.70 = 13,102,577.40 : x - Step 2: Convert to fraction form
14,782,193.40/22,154,627.70 = 13,102,577.40/x - Step 3: Cross multiply
14,782,193.40x = 22,154,627.70 × 13,102,577.40 - Step 4: Simplify right side
14,782,193.40x = 290,282,724,207,434 - Step 5: Solve for x
x = 290,282,724,207,434/14,782,193.40 - Step 6: Final answer
x = 19,637,324.20
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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.