Finding the Fourth Proportional to 5,022,130.62, 6,930,619.11 and 2,730,300.06
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Solution
The fourth proportional to 5,022,130.62, 6,930,619.11 and 2,730,300.06 is: 3,767,856.95
Step by Step Solution
- Step 1: Write the proportion equation
5,022,130.62 : 6,930,619.11 = 2,730,300.06 : x - Step 2: Convert to fraction form
5,022,130.62/6,930,619.11 = 2,730,300.06/x - Step 3: Cross multiply
5,022,130.62x = 6,930,619.11 × 2,730,300.06 - Step 4: Simplify right side
5,022,130.62x = 18,922,669,771,870.15 - Step 5: Solve for x
x = 18,922,669,771,870.15/5,022,130.62 - Step 6: Final answer
x = 3,767,856.95
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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.