Finding the Fourth Proportional to 4,425,407.10, 6,638,110.65 and 4,383,416.70
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Solution
The fourth proportional to 4,425,407.10, 6,638,110.65 and 4,383,416.70 is: 6,575,125.05
Step by Step Solution
- Step 1: Write the proportion equation
4,425,407.10 : 6,638,110.65 = 4,383,416.70 : x - Step 2: Convert to fraction form
4,425,407.10/6,638,110.65 = 4,383,416.70/x - Step 3: Cross multiply
4,425,407.10x = 6,638,110.65 × 4,383,416.70 - Step 4: Simplify right side
4,425,407.10x = 29,097,605,079,657.86 - Step 5: Solve for x
x = 29,097,605,079,657.86/4,425,407.10 - Step 6: Final answer
x = 6,575,125.05
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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.