Finding the Fourth Proportional to 6,249,427.68, 9,375,180.35 and 2,150,585.09
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Solution
The fourth proportional to 6,249,427.68, 9,375,180.35 and 2,150,585.09 is: 3,226,235.11
Step by Step Solution
- Step 1: Write the proportion equation
6,249,427.68 : 9,375,180.35 = 2,150,585.09 : x - Step 2: Convert to fraction form
6,249,427.68/9,375,180.35 = 2,150,585.09/x - Step 3: Cross multiply
6,249,427.68x = 9,375,180.35 × 2,150,585.09 - Step 4: Simplify right side
6,249,427.68x = 20,162,123,019,142.16 - Step 5: Solve for x
x = 20,162,123,019,142.16/6,249,427.68 - Step 6: Final answer
x = 3,226,235.11
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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.