Finding the Fourth Proportional to 14,193,464.10, 21,289,888.74 and 3,958,050.76
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Solution
The fourth proportional to 14,193,464.10, 21,289,888.74 and 3,958,050.76 is: 5,936,990.42
Step by Step Solution
- Step 1: Write the proportion equation
14,193,464.10 : 21,289,888.74 = 3,958,050.76 : x - Step 2: Convert to fraction form
14,193,464.10/21,289,888.74 = 3,958,050.76/x - Step 3: Cross multiply
14,193,464.10x = 21,289,888.74 × 3,958,050.76 - Step 4: Simplify right side
14,193,464.10x = 84,266,460,307,672.44 - Step 5: Solve for x
x = 84,266,460,307,672.44/14,193,464.10 - Step 6: Final answer
x = 5,936,990.42
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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.