Finding the Fourth Proportional to 8,217,040.68, 12,329,859.12 and 3,362,950.44
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Solution
The fourth proportional to 8,217,040.68, 12,329,859.12 and 3,362,950.44 is: 5,046,184.72
Step by Step Solution
- Step 1: Write the proportion equation
8,217,040.68 : 12,329,859.12 = 3,362,950.44 : x - Step 2: Convert to fraction form
8,217,040.68/12,329,859.12 = 3,362,950.44/x - Step 3: Cross multiply
8,217,040.68x = 12,329,859.12 × 3,362,950.44 - Step 4: Simplify right side
8,217,040.68x = 41,464,705,152,742.01 - Step 5: Solve for x
x = 41,464,705,152,742.01/8,217,040.68 - Step 6: Final answer
x = 5,046,184.72
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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.