Finding the Fourth Proportional to 8,840,437.39, 12,192,525.26 and 5,215,266.19
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Solution
The fourth proportional to 8,840,437.39, 12,192,525.26 and 5,215,266.19 is: 7,192,773.61
Step by Step Solution
- Step 1: Write the proportion equation
8,840,437.39 : 12,192,525.26 = 5,215,266.19 : x - Step 2: Convert to fraction form
8,840,437.39/12,192,525.26 = 5,215,266.19/x - Step 3: Cross multiply
8,840,437.39x = 12,192,525.26 × 5,215,266.19 - Step 4: Simplify right side
8,840,437.39x = 63,587,264,722,198.56 - Step 5: Solve for x
x = 63,587,264,722,198.56/8,840,437.39 - Step 6: Final answer
x = 7,192,773.61
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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.