Finding the Fourth Proportional to 5,716,303.64, 7,888,209.70 and 3,393,295.59
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Solution
The fourth proportional to 5,716,303.64, 7,888,209.70 and 3,393,295.59 is: 4,682,576.17
Step by Step Solution
- Step 1: Write the proportion equation
5,716,303.64 : 7,888,209.70 = 3,393,295.59 : x - Step 2: Convert to fraction form
5,716,303.64/7,888,209.70 = 3,393,295.59/x - Step 3: Cross multiply
5,716,303.64x = 7,888,209.70 × 3,393,295.59 - Step 4: Simplify right side
5,716,303.64x = 26,767,027,188,005.22 - Step 5: Solve for x
x = 26,767,027,188,005.22/5,716,303.64 - Step 6: Final answer
x = 4,682,576.17
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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.