Finding the Fourth Proportional to 5,073,102.96, 7,000,880.40 and 2,781,214.44
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Solution
The fourth proportional to 5,073,102.96, 7,000,880.40 and 2,781,214.44 is: 3,838,075.00
Step by Step Solution
- Step 1: Write the proportion equation
5,073,102.96 : 7,000,880.40 = 2,781,214.44 : x - Step 2: Convert to fraction form
5,073,102.96/7,000,880.40 = 2,781,214.44/x - Step 3: Cross multiply
5,073,102.96x = 7,000,880.40 × 2,781,214.44 - Step 4: Simplify right side
5,073,102.96x = 19,470,949,661,192.98 - Step 5: Solve for x
x = 19,470,949,661,192.98/5,073,102.96 - Step 6: Final answer
x = 3,838,075.00
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1.5x scale
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.