Finding the Fourth Proportional to 15,826,254.65, 21,840,231.44 and 8,950,589.09
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Solution
The fourth proportional to 15,826,254.65, 21,840,231.44 and 8,950,589.09 is: 12,351,812.96
Step by Step Solution
- Step 1: Write the proportion equation
15,826,254.65 : 21,840,231.44 = 8,950,589.09 : x - Step 2: Convert to fraction form
15,826,254.65/21,840,231.44 = 8,950,589.09/x - Step 3: Cross multiply
15,826,254.65x = 21,840,231.44 × 8,950,589.09 - Step 4: Simplify right side
15,826,254.65x = 195,482,937,163,114.31 - Step 5: Solve for x
x = 195,482,937,163,114.31/15,826,254.65 - Step 6: Final answer
x = 12,351,812.96
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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.