Finding the Fourth Proportional to 37,766,432.99, 56,649,649.62 and 12,207,442.37
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Solution
The fourth proportional to 37,766,432.99, 56,649,649.62 and 12,207,442.37 is: 18,311,163.59
Step by Step Solution
- Step 1: Write the proportion equation
37,766,432.99 : 56,649,649.62 = 12,207,442.37 : x - Step 2: Convert to fraction form
37,766,432.99/56,649,649.62 = 12,207,442.37/x - Step 3: Cross multiply
37,766,432.99x = 56,649,649.62 × 12,207,442.37 - Step 4: Simplify right side
37,766,432.99x = 691,547,332,733,594.12 - Step 5: Solve for x
x = 691,547,332,733,594.12/37,766,432.99 - Step 6: Final answer
x = 18,311,163.59
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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.