Finding the Fourth Proportional to 27,097,119.20, 37,394,579.94 and 15,336,386.84
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Solution
The fourth proportional to 27,097,119.20, 37,394,579.94 and 15,336,386.84 is: 21,164,528.21
Step by Step Solution
- Step 1: Write the proportion equation
27,097,119.20 : 37,394,579.94 = 15,336,386.84 : x - Step 2: Convert to fraction form
27,097,119.20/37,394,579.94 = 15,336,386.84/x - Step 3: Cross multiply
27,097,119.20x = 37,394,579.94 × 15,336,386.84 - Step 4: Simplify right side
27,097,119.20x = 573,497,743,679,144 - Step 5: Solve for x
x = 573,497,743,679,144/27,097,119.20 - Step 6: Final answer
x = 21,164,528.21
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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.