Finding the Fourth Proportional to 5,004,303.27, 6,907,406.70 and 2,911,638.09
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Solution
The fourth proportional to 5,004,303.27, 6,907,406.70 and 2,911,638.09 is: 4,018,914.80
Step by Step Solution
- Step 1: Write the proportion equation
5,004,303.27 : 6,907,406.70 = 2,911,638.09 : x - Step 2: Convert to fraction form
5,004,303.27/6,907,406.70 = 2,911,638.09/x - Step 3: Cross multiply
5,004,303.27x = 6,907,406.70 × 2,911,638.09 - Step 4: Simplify right side
5,004,303.27x = 20,111,868,450,841.20 - Step 5: Solve for x
x = 20,111,868,450,841.20/5,004,303.27 - Step 6: Final answer
x = 4,018,914.80
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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.