Finding the Fourth Proportional to 8,201,226.08, 11,317,728.84 and 4,480,108.40
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Solution
The fourth proportional to 8,201,226.08, 11,317,728.84 and 4,480,108.40 is: 6,182,569.72
Step by Step Solution
- Step 1: Write the proportion equation
8,201,226.08 : 11,317,728.84 = 4,480,108.40 : x - Step 2: Convert to fraction form
8,201,226.08/11,317,728.84 = 4,480,108.40/x - Step 3: Cross multiply
8,201,226.08x = 11,317,728.84 × 4,480,108.40 - Step 4: Simplify right side
8,201,226.08x = 50,704,652,045,006.26 - Step 5: Solve for x
x = 50,704,652,045,006.26/8,201,226.08 - Step 6: Final answer
x = 6,182,569.72
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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.