Finding the Fourth Proportional to 5,688,812.07, 7,852,695.50 and 3,728,816.41
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Solution
The fourth proportional to 5,688,812.07, 7,852,695.50 and 3,728,816.41 is: 5,147,165.96
Step by Step Solution
- Step 1: Write the proportion equation
5,688,812.07 : 7,852,695.50 = 3,728,816.41 : x - Step 2: Convert to fraction form
5,688,812.07/7,852,695.50 = 3,728,816.41/x - Step 3: Cross multiply
5,688,812.07x = 7,852,695.50 × 3,728,816.41 - Step 4: Simplify right side
5,688,812.07x = 29,281,259,848,288.00 - Step 5: Solve for x
x = 29,281,259,848,288.00/5,688,812.07 - Step 6: Final answer
x = 5,147,165.96
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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.