Finding the Fourth Proportional to 37,161,449.84, 55,742,735.36 and 12,901,147.52
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Solution
The fourth proportional to 37,161,449.84, 55,742,735.36 and 12,901,147.52 is: 19,351,915.90
Step by Step Solution
- Step 1: Write the proportion equation
37,161,449.84 : 55,742,735.36 = 12,901,147.52 : x - Step 2: Convert to fraction form
37,161,449.84/55,742,735.36 = 12,901,147.52/x - Step 3: Cross multiply
37,161,449.84x = 55,742,735.36 × 12,901,147.52 - Step 4: Simplify right side
37,161,449.84x = 719,145,252,047,680.25 - Step 5: Solve for x
x = 719,145,252,047,680.25/37,161,449.84 - Step 6: Final answer
x = 19,351,915.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.