Finding the Fourth Proportional to 27,660,718.14, 41,483,847.45 and 8,224,709.70
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Solution
The fourth proportional to 27,660,718.14, 41,483,847.45 and 8,224,709.70 is: 12,334,914.83
Step by Step Solution
- Step 1: Write the proportion equation
27,660,718.14 : 41,483,847.45 = 8,224,709.70 : x - Step 2: Convert to fraction form
27,660,718.14/41,483,847.45 = 8,224,709.70/x - Step 3: Cross multiply
27,660,718.14x = 41,483,847.45 × 8,224,709.70 - Step 4: Simplify right side
27,660,718.14x = 341,192,602,515,335.31 - Step 5: Solve for x
x = 341,192,602,515,335.31/27,660,718.14 - Step 6: Final answer
x = 12,334,914.83
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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.