Finding the Fourth Proportional to 6,743,904.75, 9,306,809.99 and 3,688,119
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Solution
The fourth proportional to 6,743,904.75, 9,306,809.99 and 3,688,119 is: 5,089,725.32
Step by Step Solution
- Step 1: Write the proportion equation
6,743,904.75 : 9,306,809.99 = 3,688,119 : x - Step 2: Convert to fraction form
6,743,904.75/9,306,809.99 = 3,688,119/x - Step 3: Cross multiply
6,743,904.75x = 9,306,809.99 × 3,688,119 - Step 4: Simplify right side
6,743,904.75x = 34,324,622,748,898.66 - Step 5: Solve for x
x = 34,324,622,748,898.66/6,743,904.75 - Step 6: Final answer
x = 5,089,725.32
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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.