Finding the Fourth Proportional to 27,028,121.41, 37,298,795.73 and 14,638,215.46
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Solution
The fourth proportional to 27,028,121.41, 37,298,795.73 and 14,638,215.46 is: 20,200,730.94
Step by Step Solution
- Step 1: Write the proportion equation
27,028,121.41 : 37,298,795.73 = 14,638,215.46 : x - Step 2: Convert to fraction form
27,028,121.41/37,298,795.73 = 14,638,215.46/x - Step 3: Cross multiply
27,028,121.41x = 37,298,795.73 × 14,638,215.46 - Step 4: Simplify right side
27,028,121.41x = 545,987,808,294,268 - Step 5: Solve for x
x = 545,987,808,294,268/27,028,121.41 - Step 6: Final answer
x = 20,200,730.94
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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.