Finding the Fourth Proportional to 8,844,468.08, 12,199,258.68 and 5,408,400.56
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Solution
The fourth proportional to 8,844,468.08, 12,199,258.68 and 5,408,400.56 is: 7,459,858.17
Step by Step Solution
- Step 1: Write the proportion equation
8,844,468.08 : 12,199,258.68 = 5,408,400.56 : x - Step 2: Convert to fraction form
8,844,468.08/12,199,258.68 = 5,408,400.56/x - Step 3: Cross multiply
8,844,468.08x = 12,199,258.68 × 5,408,400.56 - Step 4: Simplify right side
8,844,468.08x = 65,978,477,476,496.85 - Step 5: Solve for x
x = 65,978,477,476,496.85/8,844,468.08 - Step 6: Final answer
x = 7,459,858.17
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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.