Finding the Fourth Proportional to 8,331,825.96, 11,497,377.60 and 4,660,106.31
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Solution
The fourth proportional to 8,331,825.96, 11,497,377.60 and 4,660,106.31 is: 6,430,643.43
Step by Step Solution
- Step 1: Write the proportion equation
8,331,825.96 : 11,497,377.60 = 4,660,106.31 : x - Step 2: Convert to fraction form
8,331,825.96/11,497,377.60 = 4,660,106.31/x - Step 3: Cross multiply
8,331,825.96x = 11,497,377.60 × 4,660,106.31 - Step 4: Simplify right side
8,331,825.96x = 53,579,001,902,212.65 - Step 5: Solve for x
x = 53,579,001,902,212.65/8,331,825.96 - Step 6: Final answer
x = 6,430,643.43
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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.