Finding the Fourth Proportional to 25,527,153.15, 38,291,062.94 and 8,487,826.09
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Solution
The fourth proportional to 25,527,153.15, 38,291,062.94 and 8,487,826.09 is: 12,731,849.93
Step by Step Solution
- Step 1: Write the proportion equation
25,527,153.15 : 38,291,062.94 = 8,487,826.09 : x - Step 2: Convert to fraction form
25,527,153.15/38,291,062.94 = 8,487,826.09/x - Step 3: Cross multiply
25,527,153.15x = 38,291,062.94 × 8,487,826.09 - Step 4: Simplify right side
25,527,153.15x = 325,007,883,035,964.06 - Step 5: Solve for x
x = 325,007,883,035,964.06/25,527,153.15 - Step 6: Final answer
x = 12,731,849.93
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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.