Finding the Fourth Proportional to 27,158,420.44, 37,477,872.84 and 14,935,277.44
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Solution
The fourth proportional to 27,158,420.44, 37,477,872.84 and 14,935,277.44 is: 20,610,271.87
Step by Step Solution
- Step 1: Write the proportion equation
27,158,420.44 : 37,477,872.84 = 14,935,277.44 : x - Step 2: Convert to fraction form
27,158,420.44/37,477,872.84 = 14,935,277.44/x - Step 3: Cross multiply
27,158,420.44x = 37,477,872.84 × 14,935,277.44 - Step 4: Simplify right side
27,158,420.44x = 559,742,428,745,284.38 - Step 5: Solve for x
x = 559,742,428,745,284.38/27,158,420.44 - Step 6: Final answer
x = 20,610,271.87
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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.