Finding the Fourth Proportional to 47,846,346.09, 66,028,289.76 and 27,219,792.29
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Solution
The fourth proportional to 47,846,346.09, 66,028,289.76 and 27,219,792.29 is: 37,563,502.32
Step by Step Solution
- Step 1: Write the proportion equation
47,846,346.09 : 66,028,289.76 = 27,219,792.29 : x - Step 2: Convert to fraction form
47,846,346.09/66,028,289.76 = 27,219,792.29/x - Step 3: Cross multiply
47,846,346.09x = 66,028,289.76 × 27,219,792.29 - Step 4: Simplify right side
47,846,346.09x = 1,797,276,332,200,992.50 - Step 5: Solve for x
x = 1,797,276,332,200,992.50/47,846,346.09 - Step 6: Final answer
x = 37,563,502.32
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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.