Finding the Fourth Proportional to 5,022,690.76, 6,931,278.18 and 2,730,852.04
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Solution
The fourth proportional to 5,022,690.76, 6,931,278.18 and 2,730,852.04 is: 3,768,556.75
Step by Step Solution
- Step 1: Write the proportion equation
5,022,690.76 : 6,931,278.18 = 2,730,852.04 : x - Step 2: Convert to fraction form
5,022,690.76/6,931,278.18 = 2,730,852.04/x - Step 3: Cross multiply
5,022,690.76x = 6,931,278.18 × 2,730,852.04 - Step 4: Simplify right side
5,022,690.76x = 18,928,295,157,660.49 - Step 5: Solve for x
x = 18,928,295,157,660.49/5,022,690.76 - Step 6: Final answer
x = 3,768,556.75
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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.