Finding the Fourth Proportional to 8,985,201.51, 12,399,577.81 and 4,855,232.58
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Solution
The fourth proportional to 8,985,201.51, 12,399,577.81 and 4,855,232.58 is: 6,700,220.80
Step by Step Solution
- Step 1: Write the proportion equation
8,985,201.51 : 12,399,577.81 = 4,855,232.58 : x - Step 2: Convert to fraction form
8,985,201.51/12,399,577.81 = 4,855,232.58/x - Step 3: Cross multiply
8,985,201.51x = 12,399,577.81 × 4,855,232.58 - Step 4: Simplify right side
8,985,201.51x = 60,202,834,102,720.55 - Step 5: Solve for x
x = 60,202,834,102,720.55/8,985,201.51 - Step 6: Final answer
x = 6,700,220.80
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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.