Finding the Fourth Proportional to 48,852,051.40, 73,306,070.70 and 18,581,638.60
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Solution
The fourth proportional to 48,852,051.40, 73,306,070.70 and 18,581,638.60 is: 27,883,105.70
Step by Step Solution
- Step 1: Write the proportion equation
48,852,051.40 : 73,306,070.70 = 18,581,638.60 : x - Step 2: Convert to fraction form
48,852,051.40/73,306,070.70 = 18,581,638.60/x - Step 3: Cross multiply
48,852,051.40x = 73,306,070.70 × 18,581,638.60 - Step 4: Simplify right side
48,852,051.40x = 1,362,146,912,933,449.25 - Step 5: Solve for x
x = 1,362,146,912,933,449.25/48,852,051.40 - Step 6: Final answer
x = 27,883,105.70
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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.