Finding the Fourth Proportional to 8,123,026.68, 11,202,622.11 and 5,025,058.02
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Solution
The fourth proportional to 8,123,026.68, 11,202,622.11 and 5,025,058.02 is: 6,930,154.03
Step by Step Solution
- Step 1: Write the proportion equation
8,123,026.68 : 11,202,622.11 = 5,025,058.02 : x - Step 2: Convert to fraction form
8,123,026.68/11,202,622.11 = 5,025,058.02/x - Step 3: Cross multiply
8,123,026.68x = 11,202,622.11 × 5,025,058.02 - Step 4: Simplify right side
8,123,026.68x = 56,293,826,078,884.81 - Step 5: Solve for x
x = 56,293,826,078,884.81/8,123,026.68 - Step 6: Final answer
x = 6,930,154.03
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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.