Finding the Fourth Proportional to 12,907,561.08, 19,361,497.14 and 3,932,190.84
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Solution
The fourth proportional to 12,907,561.08, 19,361,497.14 and 3,932,190.84 is: 5,898,333.64
Step by Step Solution
- Step 1: Write the proportion equation
12,907,561.08 : 19,361,497.14 = 3,932,190.84 : x - Step 2: Convert to fraction form
12,907,561.08/19,361,497.14 = 3,932,190.84/x - Step 3: Cross multiply
12,907,561.08x = 19,361,497.14 × 3,932,190.84 - Step 4: Simplify right side
12,907,561.08x = 76,133,101,702,594.20 - Step 5: Solve for x
x = 76,133,101,702,594.20/12,907,561.08 - Step 6: Final answer
x = 5,898,333.64
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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.