Finding the Fourth Proportional to 8,983,679.40, 13,477,268.70 and 2,594,140.20
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Solution
The fourth proportional to 8,983,679.40, 13,477,268.70 and 2,594,140.20 is: 3,891,715.52
Step by Step Solution
- Step 1: Write the proportion equation
8,983,679.40 : 13,477,268.70 = 2,594,140.20 : x - Step 2: Convert to fraction form
8,983,679.40/13,477,268.70 = 2,594,140.20/x - Step 3: Cross multiply
8,983,679.40x = 13,477,268.70 × 2,594,140.20 - Step 4: Simplify right side
8,983,679.40x = 34,961,924,520,871.74 - Step 5: Solve for x
x = 34,961,924,520,871.74/8,983,679.40 - Step 6: Final answer
x = 3,891,715.52
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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.