Finding the Fourth Proportional to 26,940,108.70, 40,410,163.05 and 7,771,491.10
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Solution
The fourth proportional to 26,940,108.70, 40,410,163.05 and 7,771,491.10 is: 11,657,236.65
Step by Step Solution
- Step 1: Write the proportion equation
26,940,108.70 : 40,410,163.05 = 7,771,491.10 : x - Step 2: Convert to fraction form
26,940,108.70/40,410,163.05 = 7,771,491.10/x - Step 3: Cross multiply
26,940,108.70x = 40,410,163.05 × 7,771,491.10 - Step 4: Simplify right side
26,940,108.70x = 314,047,222,492,623.81 - Step 5: Solve for x
x = 314,047,222,492,623.81/26,940,108.70 - Step 6: Final answer
x = 11,657,236.65
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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.