Finding the Fourth Proportional to 14,235,232.05, 21,353,438.52 and 4,137,853.05
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Solution
The fourth proportional to 14,235,232.05, 21,353,438.52 and 4,137,853.05 is: 6,206,951.20
Step by Step Solution
- Step 1: Write the proportion equation
14,235,232.05 : 21,353,438.52 = 4,137,853.05 : x - Step 2: Convert to fraction form
14,235,232.05/21,353,438.52 = 4,137,853.05/x - Step 3: Cross multiply
14,235,232.05x = 21,353,438.52 × 4,137,853.05 - Step 4: Simplify right side
14,235,232.05x = 88,357,390,707,969.48 - Step 5: Solve for x
x = 88,357,390,707,969.48/14,235,232.05 - Step 6: Final answer
x = 6,206,951.20
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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.