Finding the Fourth Proportional to 6,448,794.73, 9,679,252.51 and 3,376,990.32
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Solution
The fourth proportional to 6,448,794.73, 9,679,252.51 and 3,376,990.32 is: 5,068,659.09
Step by Step Solution
- Step 1: Write the proportion equation
6,448,794.73 : 9,679,252.51 = 3,376,990.32 : x - Step 2: Convert to fraction form
6,448,794.73/9,679,252.51 = 3,376,990.32/x - Step 3: Cross multiply
6,448,794.73x = 9,679,252.51 × 3,376,990.32 - Step 4: Simplify right side
6,448,794.73x = 32,686,741,999,029.75 - Step 5: Solve for x
x = 32,686,741,999,029.75/6,448,794.73 - Step 6: Final answer
x = 5,068,659.09
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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.