Finding the Fourth Proportional to 9,124,138.58, 13,684,463.58 and 2,734,390.85
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Solution
The fourth proportional to 9,124,138.58, 13,684,463.58 and 2,734,390.85 is: 4,101,063.53
Step by Step Solution
- Step 1: Write the proportion equation
9,124,138.58 : 13,684,463.58 = 2,734,390.85 : x - Step 2: Convert to fraction form
9,124,138.58/13,684,463.58 = 2,734,390.85/x - Step 3: Cross multiply
9,124,138.58x = 13,684,463.58 × 2,734,390.85 - Step 4: Simplify right side
9,124,138.58x = 37,418,672,000,310.24 - Step 5: Solve for x
x = 37,418,672,000,310.24/9,124,138.58 - Step 6: Final answer
x = 4,101,063.53
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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.