Finding the Fourth Proportional to 15,410,772.09, 23,119,470.96 and 4,481,151.63
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Solution
The fourth proportional to 15,410,772.09, 23,119,470.96 and 4,481,151.63 is: 6,722,690.75
Step by Step Solution
- Step 1: Write the proportion equation
15,410,772.09 : 23,119,470.96 = 4,481,151.63 : x - Step 2: Convert to fraction form
15,410,772.09/23,119,470.96 = 4,481,151.63/x - Step 3: Cross multiply
15,410,772.09x = 23,119,470.96 × 4,481,151.63 - Step 4: Simplify right side
15,410,772.09x = 103,601,854,977,141.67 - Step 5: Solve for x
x = 103,601,854,977,141.67/15,410,772.09 - Step 6: Final answer
x = 6,722,690.75
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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.