Finding the Fourth Proportional to 5,373,104.40, 8,065,877.40 and 3,245,590.80
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Solution
The fourth proportional to 5,373,104.40, 8,065,877.40 and 3,245,590.80 is: 4,872,143.84
Step by Step Solution
- Step 1: Write the proportion equation
5,373,104.40 : 8,065,877.40 = 3,245,590.80 : x - Step 2: Convert to fraction form
5,373,104.40/8,065,877.40 = 3,245,590.80/x - Step 3: Cross multiply
5,373,104.40x = 8,065,877.40 × 3,245,590.80 - Step 4: Simplify right side
5,373,104.40x = 26,178,537,483,367.92 - Step 5: Solve for x
x = 26,178,537,483,367.92/5,373,104.40 - Step 6: Final answer
x = 4,872,143.84
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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.