Finding the Fourth Proportional to 8,224,761.12, 11,350,168.80 and 4,603,089.12
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Solution
The fourth proportional to 8,224,761.12, 11,350,168.80 and 4,603,089.12 is: 6,352,262.12
Step by Step Solution
- Step 1: Write the proportion equation
8,224,761.12 : 11,350,168.80 = 4,603,089.12 : x - Step 2: Convert to fraction form
8,224,761.12/11,350,168.80 = 4,603,089.12/x - Step 3: Cross multiply
8,224,761.12x = 11,350,168.80 × 4,603,089.12 - Step 4: Simplify right side
8,224,761.12x = 52,245,838,513,443.46 - Step 5: Solve for x
x = 52,245,838,513,443.46/8,224,761.12 - Step 6: Final answer
x = 6,352,262.12
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1.5x scale
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.