Finding the Fourth Proportional to 4,870,657.71, 6,716,007.18 and 3,643,029.00
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Solution
The fourth proportional to 4,870,657.71, 6,716,007.18 and 3,643,029.00 is: 5,023,265.93
Step by Step Solution
- Step 1: Write the proportion equation
4,870,657.71 : 6,716,007.18 = 3,643,029.00 : x - Step 2: Convert to fraction form
4,870,657.71/6,716,007.18 = 3,643,029.00/x - Step 3: Cross multiply
4,870,657.71x = 6,716,007.18 × 3,643,029.00 - Step 4: Simplify right side
4,870,657.71x = 24,466,608,887,368.18 - Step 5: Solve for x
x = 24,466,608,887,368.18/4,870,657.71 - Step 6: Final answer
x = 5,023,265.93
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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.