Finding the Fourth Proportional to 6,413,531.24, 8,850,676.85 and 3,512,970.54
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Solution
The fourth proportional to 6,413,531.24, 8,850,676.85 and 3,512,970.54 is: 4,847,901.39
Step by Step Solution
- Step 1: Write the proportion equation
6,413,531.24 : 8,850,676.85 = 3,512,970.54 : x - Step 2: Convert to fraction form
6,413,531.24/8,850,676.85 = 3,512,970.54/x - Step 3: Cross multiply
6,413,531.24x = 8,850,676.85 × 3,512,970.54 - Step 4: Simplify right side
6,413,531.24x = 31,092,167,015,545.15 - Step 5: Solve for x
x = 31,092,167,015,545.15/6,413,531.24 - Step 6: Final answer
x = 4,847,901.39
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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.