Finding the Fourth Proportional to 6,381,293.04, 8,806,211.64 and 3,480,745.68
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Solution
The fourth proportional to 6,381,293.04, 8,806,211.64 and 3,480,745.68 is: 4,803,443.90
Step by Step Solution
- Step 1: Write the proportion equation
6,381,293.04 : 8,806,211.64 = 3,480,745.68 : x - Step 2: Convert to fraction form
6,381,293.04/8,806,211.64 = 3,480,745.68/x - Step 3: Cross multiply
6,381,293.04x = 8,806,211.64 × 3,480,745.68 - Step 4: Simplify right side
6,381,293.04x = 30,652,183,123,095.72 - Step 5: Solve for x
x = 30,652,183,123,095.72/6,381,293.04 - Step 6: Final answer
x = 4,803,443.90
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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.