Finding the Fourth Proportional to 7,670,585.14, 10,587,219.10 and 4,409,291.66
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Solution
The fourth proportional to 7,670,585.14, 10,587,219.10 and 4,409,291.66 is: 6,085,863.86
Step by Step Solution
- Step 1: Write the proportion equation
7,670,585.14 : 10,587,219.10 = 4,409,291.66 : x - Step 2: Convert to fraction form
7,670,585.14/10,587,219.10 = 4,409,291.66/x - Step 3: Cross multiply
7,670,585.14x = 10,587,219.10 × 4,409,291.66 - Step 4: Simplify right side
7,670,585.14x = 46,682,136,880,222.70 - Step 5: Solve for x
x = 46,682,136,880,222.70/7,670,585.14 - Step 6: Final answer
x = 6,085,863.86
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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.