Finding the Fourth Proportional to 6,913,670.80, 10,367,395.80 and 2,652,422.80
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Solution
The fourth proportional to 6,913,670.80, 10,367,395.80 and 2,652,422.80 is: 3,977,440.90
Step by Step Solution
- Step 1: Write the proportion equation
6,913,670.80 : 10,367,395.80 = 2,652,422.80 : x - Step 2: Convert to fraction form
6,913,670.80/10,367,395.80 = 2,652,422.80/x - Step 3: Cross multiply
6,913,670.80x = 10,367,395.80 × 2,652,422.80 - Step 4: Simplify right side
6,913,670.80x = 27,498,716,996,544.24 - Step 5: Solve for x
x = 27,498,716,996,544.24/6,913,670.80 - Step 6: Final answer
x = 3,977,440.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.