Finding the Fourth Proportional to 27,185,582.58, 40,765,731.20 and 9,901,751.21
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Solution
The fourth proportional to 27,185,582.58, 40,765,731.20 and 9,901,751.21 is: 14,848,021.99
Step by Step Solution
- Step 1: Write the proportion equation
27,185,582.58 : 40,765,731.20 = 9,901,751.21 : x - Step 2: Convert to fraction form
27,185,582.58/40,765,731.20 = 9,901,751.21/x - Step 3: Cross multiply
27,185,582.58x = 40,765,731.20 × 9,901,751.21 - Step 4: Simplify right side
27,185,582.58x = 403,652,127,982,797.38 - Step 5: Solve for x
x = 403,652,127,982,797.38/27,185,582.58 - Step 6: Final answer
x = 14,848,021.99
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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.