Finding the Fourth Proportional to 4,989,657.51, 6,884,426.13 and 2,923,562.99
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Solution
The fourth proportional to 4,989,657.51, 6,884,426.13 and 2,923,562.99 is: 4,033,754.49
Step by Step Solution
- Step 1: Write the proportion equation
4,989,657.51 : 6,884,426.13 = 2,923,562.99 : x - Step 2: Convert to fraction form
4,989,657.51/6,884,426.13 = 2,923,562.99/x - Step 3: Cross multiply
4,989,657.51x = 6,884,426.13 × 2,923,562.99 - Step 4: Simplify right side
4,989,657.51x = 20,127,053,406,634.80 - Step 5: Solve for x
x = 20,127,053,406,634.80/4,989,657.51 - Step 6: Final answer
x = 4,033,754.49
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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.