Finding the Fourth Proportional to 5,575,524.02, 8,363,733.09 and 2,118,919.67
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Solution
The fourth proportional to 5,575,524.02, 8,363,733.09 and 2,118,919.67 is: 3,178,549.40
Step by Step Solution
- Step 1: Write the proportion equation
5,575,524.02 : 8,363,733.09 = 2,118,919.67 : x - Step 2: Convert to fraction form
5,575,524.02/8,363,733.09 = 2,118,919.67/x - Step 3: Cross multiply
5,575,524.02x = 8,363,733.09 × 2,118,919.67 - Step 4: Simplify right side
5,575,524.02x = 17,722,078,517,212.21 - Step 5: Solve for x
x = 17,722,078,517,212.21/5,575,524.02 - Step 6: Final answer
x = 3,178,549.40
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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.