Finding the Fourth Proportional to 5,913,257.06, 8,159,805.99 and 3,335,571.38
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Solution
The fourth proportional to 5,913,257.06, 8,159,805.99 and 3,335,571.38 is: 4,602,812.81
Step by Step Solution
- Step 1: Write the proportion equation
5,913,257.06 : 8,159,805.99 = 3,335,571.38 : x - Step 2: Convert to fraction form
5,913,257.06/8,159,805.99 = 3,335,571.38/x - Step 3: Cross multiply
5,913,257.06x = 8,159,805.99 × 3,335,571.38 - Step 4: Simplify right side
5,913,257.06x = 27,217,615,326,596.57 - Step 5: Solve for x
x = 27,217,615,326,596.57/5,913,257.06 - Step 6: Final answer
x = 4,602,812.81
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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.