Finding the Fourth Proportional to 4,445,106.11, 6,135,233.25 and 2,702,405.20
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Solution
The fourth proportional to 4,445,106.11, 6,135,233.25 and 2,702,405.20 is: 3,729,919.11
Step by Step Solution
- Step 1: Write the proportion equation
4,445,106.11 : 6,135,233.25 = 2,702,405.20 : x - Step 2: Convert to fraction form
4,445,106.11/6,135,233.25 = 2,702,405.20/x - Step 3: Cross multiply
4,445,106.11x = 6,135,233.25 × 2,702,405.20 - Step 4: Simplify right side
4,445,106.11x = 16,579,886,238,012.90 - Step 5: Solve for x
x = 16,579,886,238,012.90/4,445,106.11 - Step 6: Final answer
x = 3,729,919.11
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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.