Finding the Fourth Proportional to 47,846,343.09, 66,028,285.62 and 27,219,789.28
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Solution
The fourth proportional to 47,846,343.09, 66,028,285.62 and 27,219,789.28 is: 37,563,498.17
Step by Step Solution
- Step 1: Write the proportion equation
47,846,343.09 : 66,028,285.62 = 27,219,789.28 : x - Step 2: Convert to fraction form
47,846,343.09/66,028,285.62 = 27,219,789.28/x - Step 3: Cross multiply
47,846,343.09x = 66,028,285.62 × 27,219,789.28 - Step 4: Simplify right side
47,846,343.09x = 1,797,276,021,178,589.50 - Step 5: Solve for x
x = 1,797,276,021,178,589.50/47,846,343.09 - Step 6: Final answer
x = 37,563,498.17
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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.