Finding the Fourth Proportional to 5,999,487.69, 8,279,287.66 and 3,386,541.79
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Solution
The fourth proportional to 5,999,487.69, 8,279,287.66 and 3,386,541.79 is: 4,673,424.64
Step by Step Solution
- Step 1: Write the proportion equation
5,999,487.69 : 8,279,287.66 = 3,386,541.79 : x - Step 2: Convert to fraction form
5,999,487.69/8,279,287.66 = 3,386,541.79/x - Step 3: Cross multiply
5,999,487.69x = 8,279,287.66 × 3,386,541.79 - Step 4: Simplify right side
5,999,487.69x = 28,038,153,622,856.74 - Step 5: Solve for x
x = 28,038,153,622,856.74/5,999,487.69 - Step 6: Final answer
x = 4,673,424.64
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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.