Finding the Fourth Proportional to 8,911,408.58, 12,297,425.58 and 5,043,846.68
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Solution
The fourth proportional to 8,911,408.58, 12,297,425.58 and 5,043,846.68 is: 6,960,328.28
Step by Step Solution
- Step 1: Write the proportion equation
8,911,408.58 : 12,297,425.58 = 5,043,846.68 : x - Step 2: Convert to fraction form
8,911,408.58/12,297,425.58 = 5,043,846.68/x - Step 3: Cross multiply
8,911,408.58x = 12,297,425.58 × 5,043,846.68 - Step 4: Simplify right side
8,911,408.58x = 62,026,329,184,230.07 - Step 5: Solve for x
x = 62,026,329,184,230.07/8,911,408.58 - Step 6: Final answer
x = 6,960,328.28
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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.