Finding the Fourth Proportional to 20,062,134.66, 27,694,220.94 and 13,544,592.18
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Solution
The fourth proportional to 20,062,134.66, 27,694,220.94 and 13,544,592.18 is: 18,697,259.03
Step by Step Solution
- Step 1: Write the proportion equation
20,062,134.66 : 27,694,220.94 = 13,544,592.18 : x - Step 2: Convert to fraction form
20,062,134.66/27,694,220.94 = 13,544,592.18/x - Step 3: Cross multiply
20,062,134.66x = 27,694,220.94 × 13,544,592.18 - Step 4: Simplify right side
20,062,134.66x = 375,106,928,375,116.25 - Step 5: Solve for x
x = 375,106,928,375,116.25/20,062,134.66 - Step 6: Final answer
x = 18,697,259.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.