Finding the Fourth Proportional to 23,097,252.36, 31,873,821.66 and 12,783,754.56
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Solution
The fourth proportional to 23,097,252.36, 31,873,821.66 and 12,783,754.56 is: 17,641,367.32
Step by Step Solution
- Step 1: Write the proportion equation
23,097,252.36 : 31,873,821.66 = 12,783,754.56 : x - Step 2: Convert to fraction form
23,097,252.36/31,873,821.66 = 12,783,754.56/x - Step 3: Cross multiply
23,097,252.36x = 31,873,821.66 × 12,783,754.56 - Step 4: Simplify right side
23,097,252.36x = 407,467,112,990,651.81 - Step 5: Solve for x
x = 407,467,112,990,651.81/23,097,252.36 - Step 6: Final answer
x = 17,641,367.32
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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.